Home / 178,141.17-267,229.23-51,782.39

Finding the Fourth Proportional to 178,141.17, 267,229.23 and 51,782.39

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Solution

The fourth proportional to 178,141.17, 267,229.23 and 51,782.39 is: 77,678.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,141.17 : 267,229.23 = 51,782.39 : x
  2. Step 2: Convert to fraction form
    178,141.17/267,229.23 = 51,782.39/x
  3. Step 3: Cross multiply
    178,141.17x = 267,229.23 × 51,782.39
  4. Step 4: Simplify right side
    178,141.17x = 13,837,767,679.04
  5. Step 5: Solve for x
    x = 13,837,767,679.04/178,141.17
  6. Step 6: Final answer
    x = 77,678.66

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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.