Home / 180,211.20-248,672.43-99,625.71

Finding the Fourth Proportional to 180,211.20, 248,672.43 and 99,625.71

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Solution

The fourth proportional to 180,211.20, 248,672.43 and 99,625.71 is: 137,472.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,211.20 : 248,672.43 = 99,625.71 : x
  2. Step 2: Convert to fraction form
    180,211.20/248,672.43 = 99,625.71/x
  3. Step 3: Cross multiply
    180,211.20x = 248,672.43 × 99,625.71
  4. Step 4: Simplify right side
    180,211.20x = 24,774,167,396.18
  5. Step 5: Solve for x
    x = 24,774,167,396.18/180,211.20
  6. Step 6: Final answer
    x = 137,472.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.