Home / 178,240.08-267,389.86-65,920.56

Finding the Fourth Proportional to 178,240.08, 267,389.86 and 65,920.56

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Solution

The fourth proportional to 178,240.08, 267,389.86 and 65,920.56 is: 98,891.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,240.08 : 267,389.86 = 65,920.56 : x
  2. Step 2: Convert to fraction form
    178,240.08/267,389.86 = 65,920.56/x
  3. Step 3: Cross multiply
    178,240.08x = 267,389.86 × 65,920.56
  4. Step 4: Simplify right side
    178,240.08x = 17,626,489,309.52
  5. Step 5: Solve for x
    x = 17,626,489,309.52/178,240.08
  6. Step 6: Final answer
    x = 98,891.84

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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.