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Finding the Fourth Proportional to 237,626.08, 356,363.76 and 77,665.84

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Solution

The fourth proportional to 237,626.08, 356,363.76 and 77,665.84 is: 116,474.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,626.08 : 356,363.76 = 77,665.84 : x
  2. Step 2: Convert to fraction form
    237,626.08/356,363.76 = 77,665.84/x
  3. Step 3: Cross multiply
    237,626.08x = 356,363.76 × 77,665.84
  4. Step 4: Simplify right side
    237,626.08x = 27,677,290,765.96
  5. Step 5: Solve for x
    x = 27,677,290,765.96/237,626.08
  6. Step 6: Final answer
    x = 116,474.13

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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.