Home / 62,441.20-86,168.76-34,146.88

Finding the Fourth Proportional to 62,441.20, 86,168.76 and 34,146.88

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Solution

The fourth proportional to 62,441.20, 86,168.76 and 34,146.88 is: 47,122.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,441.20 : 86,168.76 = 34,146.88 : x
  2. Step 2: Convert to fraction form
    62,441.20/86,168.76 = 34,146.88/x
  3. Step 3: Cross multiply
    62,441.20x = 86,168.76 × 34,146.88
  4. Step 4: Simplify right side
    62,441.20x = 2,942,394,307.47
  5. Step 5: Solve for x
    x = 2,942,394,307.47/62,441.20
  6. Step 6: Final answer
    x = 47,122.64

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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.