Home / 121,446.18-167,599.67-67,733.46

Finding the Fourth Proportional to 121,446.18, 167,599.67 and 67,733.46

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Solution

The fourth proportional to 121,446.18, 167,599.67 and 67,733.46 is: 93,474.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,446.18 : 167,599.67 = 67,733.46 : x
  2. Step 2: Convert to fraction form
    121,446.18/167,599.67 = 67,733.46/x
  3. Step 3: Cross multiply
    121,446.18x = 167,599.67 × 67,733.46
  4. Step 4: Simplify right side
    121,446.18x = 11,352,105,205.29
  5. Step 5: Solve for x
    x = 11,352,105,205.29/121,446.18
  6. Step 6: Final answer
    x = 93,474.37

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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.