Home / 334,778.49-502,168.55-82,060.11

Finding the Fourth Proportional to 334,778.49, 502,168.55 and 82,060.11

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Solution

The fourth proportional to 334,778.49, 502,168.55 and 82,060.11 is: 123,090.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,778.49 : 502,168.55 = 82,060.11 : x
  2. Step 2: Convert to fraction form
    334,778.49/502,168.55 = 82,060.11/x
  3. Step 3: Cross multiply
    334,778.49x = 502,168.55 × 82,060.11
  4. Step 4: Simplify right side
    334,778.49x = 41,208,006,041.24
  5. Step 5: Solve for x
    x = 41,208,006,041.24/334,778.49
  6. Step 6: Final answer
    x = 123,090.36

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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.