Home / 316,937.13-437,377.10-173,694.11

Finding the Fourth Proportional to 316,937.13, 437,377.10 and 173,694.11

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Solution

The fourth proportional to 316,937.13, 437,377.10 and 173,694.11 is: 239,699.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,937.13 : 437,377.10 = 173,694.11 : x
  2. Step 2: Convert to fraction form
    316,937.13/437,377.10 = 173,694.11/x
  3. Step 3: Cross multiply
    316,937.13x = 437,377.10 × 173,694.11
  4. Step 4: Simplify right side
    316,937.13x = 75,969,823,063.53
  5. Step 5: Solve for x
    x = 75,969,823,063.53/316,937.13
  6. Step 6: Final answer
    x = 239,699.98

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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.