Home / 86,445.24-129,719.22-37,197.24

Finding the Fourth Proportional to 86,445.24, 129,719.22 and 37,197.24

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Solution

The fourth proportional to 86,445.24, 129,719.22 and 37,197.24 is: 55,817.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,445.24 : 129,719.22 = 37,197.24 : x
  2. Step 2: Convert to fraction form
    86,445.24/129,719.22 = 37,197.24/x
  3. Step 3: Cross multiply
    86,445.24x = 129,719.22 × 37,197.24
  4. Step 4: Simplify right side
    86,445.24x = 4,825,196,958.95
  5. Step 5: Solve for x
    x = 4,825,196,958.95/86,445.24
  6. Step 6: Final answer
    x = 55,817.96

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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.