Home / 104,060.28-156,083.80-29,178.84

Finding the Fourth Proportional to 104,060.28, 156,083.80 and 29,178.84

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Solution

The fourth proportional to 104,060.28, 156,083.80 and 29,178.84 is: 43,766.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,060.28 : 156,083.80 = 29,178.84 : x
  2. Step 2: Convert to fraction form
    104,060.28/156,083.80 = 29,178.84/x
  3. Step 3: Cross multiply
    104,060.28x = 156,083.80 × 29,178.84
  4. Step 4: Simplify right side
    104,060.28x = 4,554,344,226.79
  5. Step 5: Solve for x
    x = 4,554,344,226.79/104,060.28
  6. Step 6: Final answer
    x = 43,766.40

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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.