Home / 107,922.20-148,925.64-60,172.70

Finding the Fourth Proportional to 107,922.20, 148,925.64 and 60,172.70

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Solution

The fourth proportional to 107,922.20, 148,925.64 and 60,172.70 is: 83,034.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,922.20 : 148,925.64 = 60,172.70 : x
  2. Step 2: Convert to fraction form
    107,922.20/148,925.64 = 60,172.70/x
  3. Step 3: Cross multiply
    107,922.20x = 148,925.64 × 60,172.70
  4. Step 4: Simplify right side
    107,922.20x = 8,961,257,858.03
  5. Step 5: Solve for x
    x = 8,961,257,858.03/107,922.20
  6. Step 6: Final answer
    x = 83,034.43

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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.