Home / 101,144.48-150,947.62-89,934.68

Finding the Fourth Proportional to 101,144.48, 150,947.62 and 89,934.68

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Solution

The fourth proportional to 101,144.48, 150,947.62 and 89,934.68 is: 134,218.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,144.48 : 150,947.62 = 89,934.68 : x
  2. Step 2: Convert to fraction form
    101,144.48/150,947.62 = 89,934.68/x
  3. Step 3: Cross multiply
    101,144.48x = 150,947.62 × 89,934.68
  4. Step 4: Simplify right side
    101,144.48x = 13,575,425,901.46
  5. Step 5: Solve for x
    x = 13,575,425,901.46/101,144.48
  6. Step 6: Final answer
    x = 134,218.16

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.