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Finding the Fourth Proportional to 239,646.84, 359,479.44 and 62,149.20

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Solution

The fourth proportional to 239,646.84, 359,479.44 and 62,149.20 is: 93,226.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,646.84 : 359,479.44 = 62,149.20 : x
  2. Step 2: Convert to fraction form
    239,646.84/359,479.44 = 62,149.20/x
  3. Step 3: Cross multiply
    239,646.84x = 359,479.44 × 62,149.20
  4. Step 4: Simplify right side
    239,646.84x = 22,341,359,612.45
  5. Step 5: Solve for x
    x = 22,341,359,612.45/239,646.84
  6. Step 6: Final answer
    x = 93,226.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.