Home / 107,884.90-148,887.57-60,138.10

Finding the Fourth Proportional to 107,884.90, 148,887.57 and 60,138.10

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Solution

The fourth proportional to 107,884.90, 148,887.57 and 60,138.10 is: 82,994.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,884.90 : 148,887.57 = 60,138.10 : x
  2. Step 2: Convert to fraction form
    107,884.90/148,887.57 = 60,138.10/x
  3. Step 3: Cross multiply
    107,884.90x = 148,887.57 × 60,138.10
  4. Step 4: Simplify right side
    107,884.90x = 8,953,815,573.42
  5. Step 5: Solve for x
    x = 8,953,815,573.42/107,884.90
  6. Step 6: Final answer
    x = 82,994.15

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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.