Home / 88,382.36-121,965.22-48,095.20

Finding the Fourth Proportional to 88,382.36, 121,965.22 and 48,095.20

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Solution

The fourth proportional to 88,382.36, 121,965.22 and 48,095.20 is: 66,370.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,382.36 : 121,965.22 = 48,095.20 : x
  2. Step 2: Convert to fraction form
    88,382.36/121,965.22 = 48,095.20/x
  3. Step 3: Cross multiply
    88,382.36x = 121,965.22 × 48,095.20
  4. Step 4: Simplify right side
    88,382.36x = 5,865,941,648.94
  5. Step 5: Solve for x
    x = 5,865,941,648.94/88,382.36
  6. Step 6: Final answer
    x = 66,370.05

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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.