Home / 266,869.91-368,244.10-159,417.13

Finding the Fourth Proportional to 266,869.91, 368,244.10 and 159,417.13

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Solution

The fourth proportional to 266,869.91, 368,244.10 and 159,417.13 is: 219,973.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,869.91 : 368,244.10 = 159,417.13 : x
  2. Step 2: Convert to fraction form
    266,869.91/368,244.10 = 159,417.13/x
  3. Step 3: Cross multiply
    266,869.91x = 368,244.10 × 159,417.13
  4. Step 4: Simplify right side
    266,869.91x = 58,704,417,561.43
  5. Step 5: Solve for x
    x = 58,704,417,561.43/266,869.91
  6. Step 6: Final answer
    x = 219,973.91

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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.