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Finding the Fourth Proportional to 237,661.32, 356,488.16 and 57,748.17

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Solution

The fourth proportional to 237,661.32, 356,488.16 and 57,748.17 is: 86,621.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,661.32 : 356,488.16 = 57,748.17 : x
  2. Step 2: Convert to fraction form
    237,661.32/356,488.16 = 57,748.17/x
  3. Step 3: Cross multiply
    237,661.32x = 356,488.16 × 57,748.17
  4. Step 4: Simplify right side
    237,661.32x = 20,586,538,577.93
  5. Step 5: Solve for x
    x = 20,586,538,577.93/237,661.32
  6. Step 6: Final answer
    x = 86,621.33

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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.