Home / 75,046.92-103,553.28-43,210.68

Finding the Fourth Proportional to 75,046.92, 103,553.28 and 43,210.68

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Solution

The fourth proportional to 75,046.92, 103,553.28 and 43,210.68 is: 59,624.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,046.92 : 103,553.28 = 43,210.68 : x
  2. Step 2: Convert to fraction form
    75,046.92/103,553.28 = 43,210.68/x
  3. Step 3: Cross multiply
    75,046.92x = 103,553.28 × 43,210.68
  4. Step 4: Simplify right side
    75,046.92x = 4,474,607,645.03
  5. Step 5: Solve for x
    x = 4,474,607,645.03/75,046.92
  6. Step 6: Final answer
    x = 59,624.13

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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.