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Finding the Fourth Proportional to 224,887, 310,339.90 and 124,282.84

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Solution

The fourth proportional to 224,887, 310,339.90 and 124,282.84 is: 171,508.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,887 : 310,339.90 = 124,282.84 : x
  2. Step 2: Convert to fraction form
    224,887/310,339.90 = 124,282.84/x
  3. Step 3: Cross multiply
    224,887x = 310,339.90 × 124,282.84
  4. Step 4: Simplify right side
    224,887x = 38,569,924,137.32
  5. Step 5: Solve for x
    x = 38,569,924,137.32/224,887
  6. Step 6: Final answer
    x = 171,508.02

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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.