Home / 149,011.38-223,493.04-40,915.53

Finding the Fourth Proportional to 149,011.38, 223,493.04 and 40,915.53

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Solution

The fourth proportional to 149,011.38, 223,493.04 and 40,915.53 is: 61,366.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,011.38 : 223,493.04 = 40,915.53 : x
  2. Step 2: Convert to fraction form
    149,011.38/223,493.04 = 40,915.53/x
  3. Step 3: Cross multiply
    149,011.38x = 223,493.04 × 40,915.53
  4. Step 4: Simplify right side
    149,011.38x = 9,144,336,182.91
  5. Step 5: Solve for x
    x = 9,144,336,182.91/149,011.38
  6. Step 6: Final answer
    x = 61,366.70

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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.