Home / 92,691.18-127,914.30-52,408.80

Finding the Fourth Proportional to 92,691.18, 127,914.30 and 52,408.80

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Solution

The fourth proportional to 92,691.18, 127,914.30 and 52,408.80 is: 72,324.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,691.18 : 127,914.30 = 52,408.80 : x
  2. Step 2: Convert to fraction form
    92,691.18/127,914.30 = 52,408.80/x
  3. Step 3: Cross multiply
    92,691.18x = 127,914.30 × 52,408.80
  4. Step 4: Simplify right side
    92,691.18x = 6,703,834,965.84
  5. Step 5: Solve for x
    x = 6,703,834,965.84/92,691.18
  6. Step 6: Final answer
    x = 72,324.41

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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.