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Finding the Fourth Proportional to 88,266.60, 132,399.90 and 50,941.80

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Solution

The fourth proportional to 88,266.60, 132,399.90 and 50,941.80 is: 76,412.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,266.60 : 132,399.90 = 50,941.80 : x
  2. Step 2: Convert to fraction form
    88,266.60/132,399.90 = 50,941.80/x
  3. Step 3: Cross multiply
    88,266.60x = 132,399.90 × 50,941.80
  4. Step 4: Simplify right side
    88,266.60x = 6,744,689,225.82
  5. Step 5: Solve for x
    x = 6,744,689,225.82/88,266.60
  6. Step 6: Final answer
    x = 76,412.70

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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.