Home / 342,229.36-513,304.82-89,534.24

Finding the Fourth Proportional to 342,229.36, 513,304.82 and 89,534.24

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Solution

The fourth proportional to 342,229.36, 513,304.82 and 89,534.24 is: 134,291.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,229.36 : 513,304.82 = 89,534.24 : x
  2. Step 2: Convert to fraction form
    342,229.36/513,304.82 = 89,534.24/x
  3. Step 3: Cross multiply
    342,229.36x = 513,304.82 × 89,534.24
  4. Step 4: Simplify right side
    342,229.36x = 45,958,356,947.04
  5. Step 5: Solve for x
    x = 45,958,356,947.04/342,229.36
  6. Step 6: Final answer
    x = 134,291.10

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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.