Home / 93,945.24-129,644.40-51,502.86

Finding the Fourth Proportional to 93,945.24, 129,644.40 and 51,502.86

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Solution

The fourth proportional to 93,945.24, 129,644.40 and 51,502.86 is: 71,073.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,945.24 : 129,644.40 = 51,502.86 : x
  2. Step 2: Convert to fraction form
    93,945.24/129,644.40 = 51,502.86/x
  3. Step 3: Cross multiply
    93,945.24x = 129,644.40 × 51,502.86
  4. Step 4: Simplify right side
    93,945.24x = 6,677,057,382.98
  5. Step 5: Solve for x
    x = 6,677,057,382.98/93,945.24
  6. Step 6: Final answer
    x = 71,073.93

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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.