Home / 49,650.13-68,568.65-45,385.57

Finding the Fourth Proportional to 49,650.13, 68,568.65 and 45,385.57

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Solution

The fourth proportional to 49,650.13, 68,568.65 and 45,385.57 is: 62,679.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,650.13 : 68,568.65 = 45,385.57 : x
  2. Step 2: Convert to fraction form
    49,650.13/68,568.65 = 45,385.57/x
  3. Step 3: Cross multiply
    49,650.13x = 68,568.65 × 45,385.57
  4. Step 4: Simplify right side
    49,650.13x = 3,112,027,264.38
  5. Step 5: Solve for x
    x = 3,112,027,264.38/49,650.13
  6. Step 6: Final answer
    x = 62,679.14

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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.