Home / 121,316.36-167,414.28-67,600.22

Finding the Fourth Proportional to 121,316.36, 167,414.28 and 67,600.22

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Solution

The fourth proportional to 121,316.36, 167,414.28 and 67,600.22 is: 93,287.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,316.36 : 167,414.28 = 67,600.22 : x
  2. Step 2: Convert to fraction form
    121,316.36/167,414.28 = 67,600.22/x
  3. Step 3: Cross multiply
    121,316.36x = 167,414.28 × 67,600.22
  4. Step 4: Simplify right side
    121,316.36x = 11,317,241,322.07
  5. Step 5: Solve for x
    x = 11,317,241,322.07/121,316.36
  6. Step 6: Final answer
    x = 93,287.02

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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.