Home / 274,249.34-411,417.84-84,665.14

Finding the Fourth Proportional to 274,249.34, 411,417.84 and 84,665.14

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Solution

The fourth proportional to 274,249.34, 411,417.84 and 84,665.14 is: 127,011.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,249.34 : 411,417.84 = 84,665.14 : x
  2. Step 2: Convert to fraction form
    274,249.34/411,417.84 = 84,665.14/x
  3. Step 3: Cross multiply
    274,249.34x = 411,417.84 × 84,665.14
  4. Step 4: Simplify right side
    274,249.34x = 34,832,750,387.15
  5. Step 5: Solve for x
    x = 34,832,750,387.15/274,249.34
  6. Step 6: Final answer
    x = 127,011.25

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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.