Home / 224,071.86-309,215.18-122,098.04

Finding the Fourth Proportional to 224,071.86, 309,215.18 and 122,098.04

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Solution

The fourth proportional to 224,071.86, 309,215.18 and 122,098.04 is: 168,493.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,071.86 : 309,215.18 = 122,098.04 : x
  2. Step 2: Convert to fraction form
    224,071.86/309,215.18 = 122,098.04/x
  3. Step 3: Cross multiply
    224,071.86x = 309,215.18 × 122,098.04
  4. Step 4: Simplify right side
    224,071.86x = 37,754,566,175.42
  5. Step 5: Solve for x
    x = 37,754,566,175.42/224,071.86
  6. Step 6: Final answer
    x = 168,493.12

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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.