Home / 135,962.40-204,073.32-83,474.40

Finding the Fourth Proportional to 135,962.40, 204,073.32 and 83,474.40

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Solution

The fourth proportional to 135,962.40, 204,073.32 and 83,474.40 is: 125,291.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,962.40 : 204,073.32 = 83,474.40 : x
  2. Step 2: Convert to fraction form
    135,962.40/204,073.32 = 83,474.40/x
  3. Step 3: Cross multiply
    135,962.40x = 204,073.32 × 83,474.40
  4. Step 4: Simplify right side
    135,962.40x = 17,034,897,943.01
  5. Step 5: Solve for x
    x = 17,034,897,943.01/135,962.40
  6. Step 6: Final answer
    x = 125,291.24

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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.