Home / 141,614.16-212,552.64-71,542.68

Finding the Fourth Proportional to 141,614.16, 212,552.64 and 71,542.68

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Solution

The fourth proportional to 141,614.16, 212,552.64 and 71,542.68 is: 107,380.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,614.16 : 212,552.64 = 71,542.68 : x
  2. Step 2: Convert to fraction form
    141,614.16/212,552.64 = 71,542.68/x
  3. Step 3: Cross multiply
    141,614.16x = 212,552.64 × 71,542.68
  4. Step 4: Simplify right side
    141,614.16x = 15,206,585,506.68
  5. Step 5: Solve for x
    x = 15,206,585,506.68/141,614.16
  6. Step 6: Final answer
    x = 107,380.40

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1.5x scale

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.