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Finding the Fourth Proportional to 121,482.88, 182,228.60 and 32,738.52

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Solution

The fourth proportional to 121,482.88, 182,228.60 and 32,738.52 is: 49,108.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,482.88 : 182,228.60 = 32,738.52 : x
  2. Step 2: Convert to fraction form
    121,482.88/182,228.60 = 32,738.52/x
  3. Step 3: Cross multiply
    121,482.88x = 182,228.60 × 32,738.52
  4. Step 4: Simplify right side
    121,482.88x = 5,965,894,501.98
  5. Step 5: Solve for x
    x = 5,965,894,501.98/121,482.88
  6. Step 6: Final answer
    x = 49,108.93

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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.