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Finding the Fourth Proportional to 239,234.44, 358,839.74 and 89,463.72

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Solution

The fourth proportional to 239,234.44, 358,839.74 and 89,463.72 is: 134,191.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,234.44 : 358,839.74 = 89,463.72 : x
  2. Step 2: Convert to fraction form
    239,234.44/358,839.74 = 89,463.72/x
  3. Step 3: Cross multiply
    239,234.44x = 358,839.74 × 89,463.72
  4. Step 4: Simplify right side
    239,234.44x = 32,103,138,332.69
  5. Step 5: Solve for x
    x = 32,103,138,332.69/239,234.44
  6. Step 6: Final answer
    x = 134,191.12

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1.5x scale

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.