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Finding the Fourth Proportional to 96,457.60, 144,686.40 and 59,132.80

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Solution

The fourth proportional to 96,457.60, 144,686.40 and 59,132.80 is: 88,699.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,457.60 : 144,686.40 = 59,132.80 : x
  2. Step 2: Convert to fraction form
    96,457.60/144,686.40 = 59,132.80/x
  3. Step 3: Cross multiply
    96,457.60x = 144,686.40 × 59,132.80
  4. Step 4: Simplify right side
    96,457.60x = 8,555,711,953.92
  5. Step 5: Solve for x
    x = 8,555,711,953.92/96,457.60
  6. Step 6: Final answer
    x = 88,699.20

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1.5x scale

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.