Home / 178,149.28-245,784.98-101,613.38

Finding the Fourth Proportional to 178,149.28, 245,784.98 and 101,613.38

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Solution

The fourth proportional to 178,149.28, 245,784.98 and 101,613.38 is: 140,191.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,149.28 : 245,784.98 = 101,613.38 : x
  2. Step 2: Convert to fraction form
    178,149.28/245,784.98 = 101,613.38/x
  3. Step 3: Cross multiply
    178,149.28x = 245,784.98 × 101,613.38
  4. Step 4: Simplify right side
    178,149.28x = 24,975,042,571.03
  5. Step 5: Solve for x
    x = 24,975,042,571.03/178,149.28
  6. Step 6: Final answer
    x = 140,191.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.