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Finding the Fourth Proportional to 239,150.98, 358,747.12 and 61,656.49

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Solution

The fourth proportional to 239,150.98, 358,747.12 and 61,656.49 is: 92,490.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,150.98 : 358,747.12 = 61,656.49 : x
  2. Step 2: Convert to fraction form
    239,150.98/358,747.12 = 61,656.49/x
  3. Step 3: Cross multiply
    239,150.98x = 358,747.12 × 61,656.49
  4. Step 4: Simplify right side
    239,150.98x = 22,119,088,742.31
  5. Step 5: Solve for x
    x = 22,119,088,742.31/239,150.98
  6. Step 6: Final answer
    x = 92,490.06

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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.