Home / 99,016.20-148,524.30-92,017.80

Finding the Fourth Proportional to 99,016.20, 148,524.30 and 92,017.80

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Solution

The fourth proportional to 99,016.20, 148,524.30 and 92,017.80 is: 138,026.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,016.20 : 148,524.30 = 92,017.80 : x
  2. Step 2: Convert to fraction form
    99,016.20/148,524.30 = 92,017.80/x
  3. Step 3: Cross multiply
    99,016.20x = 148,524.30 × 92,017.80
  4. Step 4: Simplify right side
    99,016.20x = 13,666,879,332.54
  5. Step 5: Solve for x
    x = 13,666,879,332.54/99,016.20
  6. Step 6: Final answer
    x = 138,026.70

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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.