Home / 90,197.27-135,255.91-48,069.50

Finding the Fourth Proportional to 90,197.27, 135,255.91 and 48,069.50

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Solution

The fourth proportional to 90,197.27, 135,255.91 and 48,069.50 is: 72,082.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,197.27 : 135,255.91 = 48,069.50 : x
  2. Step 2: Convert to fraction form
    90,197.27/135,255.91 = 48,069.50/x
  3. Step 3: Cross multiply
    90,197.27x = 135,255.91 × 48,069.50
  4. Step 4: Simplify right side
    90,197.27x = 6,501,683,965.75
  5. Step 5: Solve for x
    x = 6,501,683,965.75/90,197.27
  6. Step 6: Final answer
    x = 72,082.94

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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.