Home / 91,577.52-137,255.56-47,180.05

Finding the Fourth Proportional to 91,577.52, 137,255.56 and 47,180.05

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Solution

The fourth proportional to 91,577.52, 137,255.56 and 47,180.05 is: 70,713.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,577.52 : 137,255.56 = 47,180.05 : x
  2. Step 2: Convert to fraction form
    91,577.52/137,255.56 = 47,180.05/x
  3. Step 3: Cross multiply
    91,577.52x = 137,255.56 × 47,180.05
  4. Step 4: Simplify right side
    91,577.52x = 6,475,724,759.94
  5. Step 5: Solve for x
    x = 6,475,724,759.94/91,577.52
  6. Step 6: Final answer
    x = 70,713.04

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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.