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Finding the Fourth Proportional to 237,689.36, 356,526.72 and 97,342.28

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Solution

The fourth proportional to 237,689.36, 356,526.72 and 97,342.28 is: 146,010.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,689.36 : 356,526.72 = 97,342.28 : x
  2. Step 2: Convert to fraction form
    237,689.36/356,526.72 = 97,342.28/x
  3. Step 3: Cross multiply
    237,689.36x = 356,526.72 × 97,342.28
  4. Step 4: Simplify right side
    237,689.36x = 34,705,123,805.72
  5. Step 5: Solve for x
    x = 34,705,123,805.72/237,689.36
  6. Step 6: Final answer
    x = 146,010.42

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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.