Home / 93,897.15-129,502.60-82,542.48

Finding the Fourth Proportional to 93,897.15, 129,502.60 and 82,542.48

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Solution

The fourth proportional to 93,897.15, 129,502.60 and 82,542.48 is: 113,842.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,897.15 : 129,502.60 = 82,542.48 : x
  2. Step 2: Convert to fraction form
    93,897.15/129,502.60 = 82,542.48/x
  3. Step 3: Cross multiply
    93,897.15x = 129,502.60 × 82,542.48
  4. Step 4: Simplify right side
    93,897.15x = 10,689,465,770.45
  5. Step 5: Solve for x
    x = 10,689,465,770.45/93,897.15
  6. Step 6: Final answer
    x = 113,842.28

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1.5x scale

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.