Home / 129,070.04-193,654.70-62,505.05

Finding the Fourth Proportional to 129,070.04, 193,654.70 and 62,505.05

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Solution

The fourth proportional to 129,070.04, 193,654.70 and 62,505.05 is: 93,781.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,070.04 : 193,654.70 = 62,505.05 : x
  2. Step 2: Convert to fraction form
    129,070.04/193,654.70 = 62,505.05/x
  3. Step 3: Cross multiply
    129,070.04x = 193,654.70 × 62,505.05
  4. Step 4: Simplify right side
    129,070.04x = 12,104,395,659.83
  5. Step 5: Solve for x
    x = 12,104,395,659.83/129,070.04
  6. Step 6: Final answer
    x = 93,781.61

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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.