Home / 254,864.04-382,057.29-86,266.38

Finding the Fourth Proportional to 254,864.04, 382,057.29 and 86,266.38

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Solution

The fourth proportional to 254,864.04, 382,057.29 and 86,266.38 is: 129,318.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,864.04 : 382,057.29 = 86,266.38 : x
  2. Step 2: Convert to fraction form
    254,864.04/382,057.29 = 86,266.38/x
  3. Step 3: Cross multiply
    254,864.04x = 382,057.29 × 86,266.38
  4. Step 4: Simplify right side
    254,864.04x = 32,958,699,360.91
  5. Step 5: Solve for x
    x = 32,958,699,360.91/254,864.04
  6. Step 6: Final answer
    x = 129,318.75

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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.