Home / 90,149.28-135,182.88-37,527.36

Finding the Fourth Proportional to 90,149.28, 135,182.88 and 37,527.36

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Solution

The fourth proportional to 90,149.28, 135,182.88 and 37,527.36 is: 56,273.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,149.28 : 135,182.88 = 37,527.36 : x
  2. Step 2: Convert to fraction form
    90,149.28/135,182.88 = 37,527.36/x
  3. Step 3: Cross multiply
    90,149.28x = 135,182.88 × 37,527.36
  4. Step 4: Simplify right side
    90,149.28x = 5,073,056,603.60
  5. Step 5: Solve for x
    x = 5,073,056,603.60/90,149.28
  6. Step 6: Final answer
    x = 56,273.96

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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.