Home / 121,431.78-182,118.27-62,236.98

Finding the Fourth Proportional to 121,431.78, 182,118.27 and 62,236.98

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Solution

The fourth proportional to 121,431.78, 182,118.27 and 62,236.98 is: 93,340.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,431.78 : 182,118.27 = 62,236.98 : x
  2. Step 2: Convert to fraction form
    121,431.78/182,118.27 = 62,236.98/x
  3. Step 3: Cross multiply
    121,431.78x = 182,118.27 × 62,236.98
  4. Step 4: Simplify right side
    121,431.78x = 11,334,491,127.62
  5. Step 5: Solve for x
    x = 11,334,491,127.62/121,431.78
  6. Step 6: Final answer
    x = 93,340.40

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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.