Home / 92,835.18-127,620.02-79,867.22

Finding the Fourth Proportional to 92,835.18, 127,620.02 and 79,867.22

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Solution

The fourth proportional to 92,835.18, 127,620.02 and 79,867.22 is: 109,793.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,835.18 : 127,620.02 = 79,867.22 : x
  2. Step 2: Convert to fraction form
    92,835.18/127,620.02 = 79,867.22/x
  3. Step 3: Cross multiply
    92,835.18x = 127,620.02 × 79,867.22
  4. Step 4: Simplify right side
    92,835.18x = 10,192,655,775.31
  5. Step 5: Solve for x
    x = 10,192,655,775.31/92,835.18
  6. Step 6: Final answer
    x = 109,793.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.