Home / 49,307.15-68,044.30-45,540.04

Finding the Fourth Proportional to 49,307.15, 68,044.30 and 45,540.04

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Solution

The fourth proportional to 49,307.15, 68,044.30 and 45,540.04 is: 62,845.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,307.15 : 68,044.30 = 45,540.04 : x
  2. Step 2: Convert to fraction form
    49,307.15/68,044.30 = 45,540.04/x
  3. Step 3: Cross multiply
    49,307.15x = 68,044.30 × 45,540.04
  4. Step 4: Simplify right side
    49,307.15x = 3,098,740,143.77
  5. Step 5: Solve for x
    x = 3,098,740,143.77/49,307.15
  6. Step 6: Final answer
    x = 62,845.66

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1.5x scale

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.