Home / 296,444.12-444,678.48-86,082.06

Finding the Fourth Proportional to 296,444.12, 444,678.48 and 86,082.06

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Solution

The fourth proportional to 296,444.12, 444,678.48 and 86,082.06 is: 129,126.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,444.12 : 444,678.48 = 86,082.06 : x
  2. Step 2: Convert to fraction form
    296,444.12/444,678.48 = 86,082.06/x
  3. Step 3: Cross multiply
    296,444.12x = 444,678.48 × 86,082.06
  4. Step 4: Simplify right side
    296,444.12x = 38,278,839,596.07
  5. Step 5: Solve for x
    x = 38,278,839,596.07/296,444.12
  6. Step 6: Final answer
    x = 129,126.66

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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.