Home / 113,330.60-169,650.30-66,444.20

Finding the Fourth Proportional to 113,330.60, 169,650.30 and 66,444.20

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Solution

The fourth proportional to 113,330.60, 169,650.30 and 66,444.20 is: 99,463.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,330.60 : 169,650.30 = 66,444.20 : x
  2. Step 2: Convert to fraction form
    113,330.60/169,650.30 = 66,444.20/x
  3. Step 3: Cross multiply
    113,330.60x = 169,650.30 × 66,444.20
  4. Step 4: Simplify right side
    113,330.60x = 11,272,278,463.26
  5. Step 5: Solve for x
    x = 11,272,278,463.26/113,330.60
  6. Step 6: Final answer
    x = 99,463.68

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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.