Home / 92,192.12-138,281.66-52,625.24

Finding the Fourth Proportional to 92,192.12, 138,281.66 and 52,625.24

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Solution

The fourth proportional to 92,192.12, 138,281.66 and 52,625.24 is: 78,934.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,192.12 : 138,281.66 = 52,625.24 : x
  2. Step 2: Convert to fraction form
    92,192.12/138,281.66 = 52,625.24/x
  3. Step 3: Cross multiply
    92,192.12x = 138,281.66 × 52,625.24
  4. Step 4: Simplify right side
    92,192.12x = 7,277,105,545.10
  5. Step 5: Solve for x
    x = 7,277,105,545.10/92,192.12
  6. Step 6: Final answer
    x = 78,934.14

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1.5x scale

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.