Home / 95,120.07-142,686.26-31,937.64

Finding the Fourth Proportional to 95,120.07, 142,686.26 and 31,937.64

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Solution

The fourth proportional to 95,120.07, 142,686.26 and 31,937.64 is: 47,908.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,120.07 : 142,686.26 = 31,937.64 : x
  2. Step 2: Convert to fraction form
    95,120.07/142,686.26 = 31,937.64/x
  3. Step 3: Cross multiply
    95,120.07x = 142,686.26 × 31,937.64
  4. Step 4: Simplify right side
    95,120.07x = 4,557,062,404.83
  5. Step 5: Solve for x
    x = 4,557,062,404.83/95,120.07
  6. Step 6: Final answer
    x = 47,908.53

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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.