Home / 157,279.55-217,067.18-92,767.03

Finding the Fourth Proportional to 157,279.55, 217,067.18 and 92,767.03

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Solution

The fourth proportional to 157,279.55, 217,067.18 and 92,767.03 is: 128,031.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,279.55 : 217,067.18 = 92,767.03 : x
  2. Step 2: Convert to fraction form
    157,279.55/217,067.18 = 92,767.03/x
  3. Step 3: Cross multiply
    157,279.55x = 217,067.18 × 92,767.03
  4. Step 4: Simplify right side
    157,279.55x = 20,136,677,211.78
  5. Step 5: Solve for x
    x = 20,136,677,211.78/157,279.55
  6. Step 6: Final answer
    x = 128,031.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.