Home / 106,986.60-147,641.48-59,239.92

Finding the Fourth Proportional to 106,986.60, 147,641.48 and 59,239.92

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Solution

The fourth proportional to 106,986.60, 147,641.48 and 59,239.92 is: 81,751.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,986.60 : 147,641.48 = 59,239.92 : x
  2. Step 2: Convert to fraction form
    106,986.60/147,641.48 = 59,239.92/x
  3. Step 3: Cross multiply
    106,986.60x = 147,641.48 × 59,239.92
  4. Step 4: Simplify right side
    106,986.60x = 8,746,269,463.88
  5. Step 5: Solve for x
    x = 8,746,269,463.88/106,986.60
  6. Step 6: Final answer
    x = 81,751.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.