Home / 141,527.57-212,229-74,952.14

Finding the Fourth Proportional to 141,527.57, 212,229 and 74,952.14

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Solution

The fourth proportional to 141,527.57, 212,229 and 74,952.14 is: 112,395.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,527.57 : 212,229 = 74,952.14 : x
  2. Step 2: Convert to fraction form
    141,527.57/212,229 = 74,952.14/x
  3. Step 3: Cross multiply
    141,527.57x = 212,229 × 74,952.14
  4. Step 4: Simplify right side
    141,527.57x = 15,907,016,658.92
  5. Step 5: Solve for x
    x = 15,907,016,658.92/141,527.57
  6. Step 6: Final answer
    x = 112,395.18

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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.