Home / 121,454.32-167,599.39-67,007.19

Finding the Fourth Proportional to 121,454.32, 167,599.39 and 67,007.19

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Solution

The fourth proportional to 121,454.32, 167,599.39 and 67,007.19 is: 92,465.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,454.32 : 167,599.39 = 67,007.19 : x
  2. Step 2: Convert to fraction form
    121,454.32/167,599.39 = 67,007.19/x
  3. Step 3: Cross multiply
    121,454.32x = 167,599.39 × 67,007.19
  4. Step 4: Simplify right side
    121,454.32x = 11,230,364,169.61
  5. Step 5: Solve for x
    x = 11,230,364,169.61/121,454.32
  6. Step 6: Final answer
    x = 92,465.74

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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.