Home / 178,323.13-267,519.67-66,004.31

Finding the Fourth Proportional to 178,323.13, 267,519.67 and 66,004.31

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Solution

The fourth proportional to 178,323.13, 267,519.67 and 66,004.31 is: 99,019.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,323.13 : 267,519.67 = 66,004.31 : x
  2. Step 2: Convert to fraction form
    178,323.13/267,519.67 = 66,004.31/x
  3. Step 3: Cross multiply
    178,323.13x = 267,519.67 × 66,004.31
  4. Step 4: Simplify right side
    178,323.13x = 17,657,451,229.78
  5. Step 5: Solve for x
    x = 17,657,451,229.78/178,323.13
  6. Step 6: Final answer
    x = 99,019.41

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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.