Home / 121,374.32-182,071.20-92,952.24

Finding the Fourth Proportional to 121,374.32, 182,071.20 and 92,952.24

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Solution

The fourth proportional to 121,374.32, 182,071.20 and 92,952.24 is: 139,435.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,374.32 : 182,071.20 = 92,952.24 : x
  2. Step 2: Convert to fraction form
    121,374.32/182,071.20 = 92,952.24/x
  3. Step 3: Cross multiply
    121,374.32x = 182,071.20 × 92,952.24
  4. Step 4: Simplify right side
    121,374.32x = 16,923,925,879.49
  5. Step 5: Solve for x
    x = 16,923,925,879.49/121,374.32
  6. Step 6: Final answer
    x = 139,435.80

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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.