Home / 165,070.40-247,605.60-59,892.80

Finding the Fourth Proportional to 165,070.40, 247,605.60 and 59,892.80

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Solution

The fourth proportional to 165,070.40, 247,605.60 and 59,892.80 is: 89,839.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,070.40 : 247,605.60 = 59,892.80 : x
  2. Step 2: Convert to fraction form
    165,070.40/247,605.60 = 59,892.80/x
  3. Step 3: Cross multiply
    165,070.40x = 247,605.60 × 59,892.80
  4. Step 4: Simplify right side
    165,070.40x = 14,829,792,679.68
  5. Step 5: Solve for x
    x = 14,829,792,679.68/165,070.40
  6. Step 6: Final answer
    x = 89,839.20

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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.