Home / 49,747.02-74,254.22-45,591.72

Finding the Fourth Proportional to 49,747.02, 74,254.22 and 45,591.72

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Solution

The fourth proportional to 49,747.02, 74,254.22 and 45,591.72 is: 68,051.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,747.02 : 74,254.22 = 45,591.72 : x
  2. Step 2: Convert to fraction form
    49,747.02/74,254.22 = 45,591.72/x
  3. Step 3: Cross multiply
    49,747.02x = 74,254.22 × 45,591.72
  4. Step 4: Simplify right side
    49,747.02x = 3,385,377,379.10
  5. Step 5: Solve for x
    x = 3,385,377,379.10/49,747.02
  6. Step 6: Final answer
    x = 68,051.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.