Home / 109,236.14-163,687.29-73,565.56

Finding the Fourth Proportional to 109,236.14, 163,687.29 and 73,565.56

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Solution

The fourth proportional to 109,236.14, 163,687.29 and 73,565.56 is: 110,235.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,236.14 : 163,687.29 = 73,565.56 : x
  2. Step 2: Convert to fraction form
    109,236.14/163,687.29 = 73,565.56/x
  3. Step 3: Cross multiply
    109,236.14x = 163,687.29 × 73,565.56
  4. Step 4: Simplify right side
    109,236.14x = 12,041,747,746.86
  5. Step 5: Solve for x
    x = 12,041,747,746.86/109,236.14
  6. Step 6: Final answer
    x = 110,235.93

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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.