Home / 95,724.12-143,497.47-42,387.69

Finding the Fourth Proportional to 95,724.12, 143,497.47 and 42,387.69

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Solution

The fourth proportional to 95,724.12, 143,497.47 and 42,387.69 is: 63,542.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,724.12 : 143,497.47 = 42,387.69 : x
  2. Step 2: Convert to fraction form
    95,724.12/143,497.47 = 42,387.69/x
  3. Step 3: Cross multiply
    95,724.12x = 143,497.47 × 42,387.69
  4. Step 4: Simplify right side
    95,724.12x = 6,082,526,274.14
  5. Step 5: Solve for x
    x = 6,082,526,274.14/95,724.12
  6. Step 6: Final answer
    x = 63,542.25

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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.