Home / 83,603.38-125,346.74-30,998.74

Finding the Fourth Proportional to 83,603.38, 125,346.74 and 30,998.74

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Solution

The fourth proportional to 83,603.38, 125,346.74 and 30,998.74 is: 46,476.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,603.38 : 125,346.74 = 30,998.74 : x
  2. Step 2: Convert to fraction form
    83,603.38/125,346.74 = 30,998.74/x
  3. Step 3: Cross multiply
    83,603.38x = 125,346.74 × 30,998.74
  4. Step 4: Simplify right side
    83,603.38x = 3,885,591,003.11
  5. Step 5: Solve for x
    x = 3,885,591,003.11/83,603.38
  6. Step 6: Final answer
    x = 46,476.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.