Home / 141,525.15-212,280.77-52,771.71

Finding the Fourth Proportional to 141,525.15, 212,280.77 and 52,771.71

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Solution

The fourth proportional to 141,525.15, 212,280.77 and 52,771.71 is: 79,154.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,525.15 : 212,280.77 = 52,771.71 : x
  2. Step 2: Convert to fraction form
    141,525.15/212,280.77 = 52,771.71/x
  3. Step 3: Cross multiply
    141,525.15x = 212,280.77 × 52,771.71
  4. Step 4: Simplify right side
    141,525.15x = 11,202,419,233.02
  5. Step 5: Solve for x
    x = 11,202,419,233.02/141,525.15
  6. Step 6: Final answer
    x = 79,154.97

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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.