Home / 141,613.79-212,420.69-52,874.22

Finding the Fourth Proportional to 141,613.79, 212,420.69 and 52,874.22

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Solution

The fourth proportional to 141,613.79, 212,420.69 and 52,874.22 is: 79,311.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,613.79 : 212,420.69 = 52,874.22 : x
  2. Step 2: Convert to fraction form
    141,613.79/212,420.69 = 52,874.22/x
  3. Step 3: Cross multiply
    141,613.79x = 212,420.69 × 52,874.22
  4. Step 4: Simplify right side
    141,613.79x = 11,231,577,101.32
  5. Step 5: Solve for x
    x = 11,231,577,101.32/141,613.79
  6. Step 6: Final answer
    x = 79,311.33

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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.