Home / 133,150.04-199,714.10-39,655.80

Finding the Fourth Proportional to 133,150.04, 199,714.10 and 39,655.80

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Solution

The fourth proportional to 133,150.04, 199,714.10 and 39,655.80 is: 59,480.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,150.04 : 199,714.10 = 39,655.80 : x
  2. Step 2: Convert to fraction form
    133,150.04/199,714.10 = 39,655.80/x
  3. Step 3: Cross multiply
    133,150.04x = 199,714.10 × 39,655.80
  4. Step 4: Simplify right side
    133,150.04x = 7,919,822,406.78
  5. Step 5: Solve for x
    x = 7,919,822,406.78/133,150.04
  6. Step 6: Final answer
    x = 59,480.44

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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.