Home / 105,625,801.60-158,249,745.60-89,375,516.80

Finding the Fourth Proportional to 105,625,801.60, 158,249,745.60 and 89,375,516.80

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Solution

The fourth proportional to 105,625,801.60, 158,249,745.60 and 89,375,516.80 is: 133,903,388.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,625,801.60 : 158,249,745.60 = 89,375,516.80 : x
  2. Step 2: Convert to fraction form
    105,625,801.60/158,249,745.60 = 89,375,516.80/x
  3. Step 3: Cross multiply
    105,625,801.60x = 158,249,745.60 × 89,375,516.80
  4. Step 4: Simplify right side
    105,625,801.60x = 14,143,652,796,468,526
  5. Step 5: Solve for x
    x = 14,143,652,796,468,526/105,625,801.60
  6. Step 6: Final answer
    x = 133,903,388.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.