Home / 75,107.68-103,641.60-44,887.04

Finding the Fourth Proportional to 75,107.68, 103,641.60 and 44,887.04

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Solution

The fourth proportional to 75,107.68, 103,641.60 and 44,887.04 is: 61,939.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,107.68 : 103,641.60 = 44,887.04 : x
  2. Step 2: Convert to fraction form
    75,107.68/103,641.60 = 44,887.04/x
  3. Step 3: Cross multiply
    75,107.68x = 103,641.60 × 44,887.04
  4. Step 4: Simplify right side
    75,107.68x = 4,652,164,644.86
  5. Step 5: Solve for x
    x = 4,652,164,644.86/75,107.68
  6. Step 6: Final answer
    x = 61,939.93

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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.