Home / 85,524.60-127,941.30-73,966.20

Finding the Fourth Proportional to 85,524.60, 127,941.30 and 73,966.20

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Solution

The fourth proportional to 85,524.60, 127,941.30 and 73,966.20 is: 110,650.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,524.60 : 127,941.30 = 73,966.20 : x
  2. Step 2: Convert to fraction form
    85,524.60/127,941.30 = 73,966.20/x
  3. Step 3: Cross multiply
    85,524.60x = 127,941.30 × 73,966.20
  4. Step 4: Simplify right side
    85,524.60x = 9,463,331,784.06
  5. Step 5: Solve for x
    x = 9,463,331,784.06/85,524.60
  6. Step 6: Final answer
    x = 110,650.41

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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.