Home / 92,722.55-139,086.66-31,932.17

Finding the Fourth Proportional to 92,722.55, 139,086.66 and 31,932.17

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Solution

The fourth proportional to 92,722.55, 139,086.66 and 31,932.17 is: 47,899.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,722.55 : 139,086.66 = 31,932.17 : x
  2. Step 2: Convert to fraction form
    92,722.55/139,086.66 = 31,932.17/x
  3. Step 3: Cross multiply
    92,722.55x = 139,086.66 × 31,932.17
  4. Step 4: Simplify right side
    92,722.55x = 4,441,338,176.42
  5. Step 5: Solve for x
    x = 4,441,338,176.42/92,722.55
  6. Step 6: Final answer
    x = 47,899.22

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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.