Home / 121,626.06-167,842.22-67,911.92

Finding the Fourth Proportional to 121,626.06, 167,842.22 and 67,911.92

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Solution

The fourth proportional to 121,626.06, 167,842.22 and 67,911.92 is: 93,717.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,626.06 : 167,842.22 = 67,911.92 : x
  2. Step 2: Convert to fraction form
    121,626.06/167,842.22 = 67,911.92/x
  3. Step 3: Cross multiply
    121,626.06x = 167,842.22 × 67,911.92
  4. Step 4: Simplify right side
    121,626.06x = 11,398,487,417.26
  5. Step 5: Solve for x
    x = 11,398,487,417.26/121,626.06
  6. Step 6: Final answer
    x = 93,717.48

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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.