Home / 75,108.24-103,639.14-44,887.20

Finding the Fourth Proportional to 75,108.24, 103,639.14 and 44,887.20

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Solution

The fourth proportional to 75,108.24, 103,639.14 and 44,887.20 is: 61,938.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,108.24 : 103,639.14 = 44,887.20 : x
  2. Step 2: Convert to fraction form
    75,108.24/103,639.14 = 44,887.20/x
  3. Step 3: Cross multiply
    75,108.24x = 103,639.14 × 44,887.20
  4. Step 4: Simplify right side
    75,108.24x = 4,652,070,805.01
  5. Step 5: Solve for x
    x = 4,652,070,805.01/75,108.24
  6. Step 6: Final answer
    x = 61,938.22

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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.