Home / 241,988.30-363,090.45-84,329.90

Finding the Fourth Proportional to 241,988.30, 363,090.45 and 84,329.90

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Solution

The fourth proportional to 241,988.30, 363,090.45 and 84,329.90 is: 126,532.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,988.30 : 363,090.45 = 84,329.90 : x
  2. Step 2: Convert to fraction form
    241,988.30/363,090.45 = 84,329.90/x
  3. Step 3: Cross multiply
    241,988.30x = 363,090.45 × 84,329.90
  4. Step 4: Simplify right side
    241,988.30x = 30,619,381,339.46
  5. Step 5: Solve for x
    x = 30,619,381,339.46/241,988.30
  6. Step 6: Final answer
    x = 126,532.49

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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.