Home / 168,384.48-252,502.38-63,129.66

Finding the Fourth Proportional to 168,384.48, 252,502.38 and 63,129.66

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Solution

The fourth proportional to 168,384.48, 252,502.38 and 63,129.66 is: 94,666.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,384.48 : 252,502.38 = 63,129.66 : x
  2. Step 2: Convert to fraction form
    168,384.48/252,502.38 = 63,129.66/x
  3. Step 3: Cross multiply
    168,384.48x = 252,502.38 × 63,129.66
  4. Step 4: Simplify right side
    168,384.48x = 15,940,389,398.59
  5. Step 5: Solve for x
    x = 15,940,389,398.59/168,384.48
  6. Step 6: Final answer
    x = 94,666.62

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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.