Home / 90,535.72-124,945.25-52,296.87

Finding the Fourth Proportional to 90,535.72, 124,945.25 and 52,296.87

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Solution

The fourth proportional to 90,535.72, 124,945.25 and 52,296.87 is: 72,173.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,535.72 : 124,945.25 = 52,296.87 : x
  2. Step 2: Convert to fraction form
    90,535.72/124,945.25 = 52,296.87/x
  3. Step 3: Cross multiply
    90,535.72x = 124,945.25 × 52,296.87
  4. Step 4: Simplify right side
    90,535.72x = 6,534,245,997.60
  5. Step 5: Solve for x
    x = 6,534,245,997.60/90,535.72
  6. Step 6: Final answer
    x = 72,173.13

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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.