Home / 344,726.11-517,091.46-120,090.79

Finding the Fourth Proportional to 344,726.11, 517,091.46 and 120,090.79

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Solution

The fourth proportional to 344,726.11, 517,091.46 and 120,090.79 is: 180,136.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,726.11 : 517,091.46 = 120,090.79 : x
  2. Step 2: Convert to fraction form
    344,726.11/517,091.46 = 120,090.79/x
  3. Step 3: Cross multiply
    344,726.11x = 517,091.46 × 120,090.79
  4. Step 4: Simplify right side
    344,726.11x = 62,097,921,333.20
  5. Step 5: Solve for x
    x = 62,097,921,333.20/344,726.11
  6. Step 6: Final answer
    x = 180,136.98

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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.