Home / 105,625,845.60-158,249,811.60-89,375,560.80

Finding the Fourth Proportional to 105,625,845.60, 158,249,811.60 and 89,375,560.80

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Solution

The fourth proportional to 105,625,845.60, 158,249,811.60 and 89,375,560.80 is: 133,903,454.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,625,845.60 : 158,249,811.60 = 89,375,560.80 : x
  2. Step 2: Convert to fraction form
    105,625,845.60/158,249,811.60 = 89,375,560.80/x
  3. Step 3: Cross multiply
    105,625,845.60x = 158,249,811.60 × 89,375,560.80
  4. Step 4: Simplify right side
    105,625,845.60x = 14,143,665,658,244,344
  5. Step 5: Solve for x
    x = 14,143,665,658,244,344/105,625,845.60
  6. Step 6: Final answer
    x = 133,903,454.95

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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.