Home / 49,381.53-68,146.70-45,614.31

Finding the Fourth Proportional to 49,381.53, 68,146.70 and 45,614.31

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Solution

The fourth proportional to 49,381.53, 68,146.70 and 45,614.31 is: 62,947.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,381.53 : 68,146.70 = 45,614.31 : x
  2. Step 2: Convert to fraction form
    49,381.53/68,146.70 = 45,614.31/x
  3. Step 3: Cross multiply
    49,381.53x = 68,146.70 × 45,614.31
  4. Step 4: Simplify right side
    49,381.53x = 3,108,464,471.21
  5. Step 5: Solve for x
    x = 3,108,464,471.21/49,381.53
  6. Step 6: Final answer
    x = 62,947.92

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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.