Home / 100,444.52-138,617.77-60,150.56

Finding the Fourth Proportional to 100,444.52, 138,617.77 and 60,150.56

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Solution

The fourth proportional to 100,444.52, 138,617.77 and 60,150.56 is: 83,010.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,444.52 : 138,617.77 = 60,150.56 : x
  2. Step 2: Convert to fraction form
    100,444.52/138,617.77 = 60,150.56/x
  3. Step 3: Cross multiply
    100,444.52x = 138,617.77 × 60,150.56
  4. Step 4: Simplify right side
    100,444.52x = 8,337,936,491.45
  5. Step 5: Solve for x
    x = 8,337,936,491.45/100,444.52
  6. Step 6: Final answer
    x = 83,010.37

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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.