Home / 95,180.55-142,670.35-31,940.71

Finding the Fourth Proportional to 95,180.55, 142,670.35 and 31,940.71

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Solution

The fourth proportional to 95,180.55, 142,670.35 and 31,940.71 is: 47,877.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,180.55 : 142,670.35 = 31,940.71 : x
  2. Step 2: Convert to fraction form
    95,180.55/142,670.35 = 31,940.71/x
  3. Step 3: Cross multiply
    95,180.55x = 142,670.35 × 31,940.71
  4. Step 4: Simplify right side
    95,180.55x = 4,556,991,958.20
  5. Step 5: Solve for x
    x = 4,556,991,958.20/95,180.55
  6. Step 6: Final answer
    x = 47,877.35

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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.