Home / 224,465.16-309,768.50-122,497.20

Finding the Fourth Proportional to 224,465.16, 309,768.50 and 122,497.20

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Solution

The fourth proportional to 224,465.16, 309,768.50 and 122,497.20 is: 169,049.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,465.16 : 309,768.50 = 122,497.20 : x
  2. Step 2: Convert to fraction form
    224,465.16/309,768.50 = 122,497.20/x
  3. Step 3: Cross multiply
    224,465.16x = 309,768.50 × 122,497.20
  4. Step 4: Simplify right side
    224,465.16x = 37,945,773,898.20
  5. Step 5: Solve for x
    x = 37,945,773,898.20/224,465.16
  6. Step 6: Final answer
    x = 169,049.73

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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.