Home / 104,089.12-156,144.24-29,209.48

Finding the Fourth Proportional to 104,089.12, 156,144.24 and 29,209.48

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Solution

The fourth proportional to 104,089.12, 156,144.24 and 29,209.48 is: 43,817.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,089.12 : 156,144.24 = 29,209.48 : x
  2. Step 2: Convert to fraction form
    104,089.12/156,144.24 = 29,209.48/x
  3. Step 3: Cross multiply
    104,089.12x = 156,144.24 × 29,209.48
  4. Step 4: Simplify right side
    104,089.12x = 4,560,892,055.40
  5. Step 5: Solve for x
    x = 4,560,892,055.40/104,089.12
  6. Step 6: Final answer
    x = 43,817.18

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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.