Home / 88,925.64-122,716.49-48,640.19

Finding the Fourth Proportional to 88,925.64, 122,716.49 and 48,640.19

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Solution

The fourth proportional to 88,925.64, 122,716.49 and 48,640.19 is: 67,122.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,925.64 : 122,716.49 = 48,640.19 : x
  2. Step 2: Convert to fraction form
    88,925.64/122,716.49 = 48,640.19/x
  3. Step 3: Cross multiply
    88,925.64x = 122,716.49 × 48,640.19
  4. Step 4: Simplify right side
    88,925.64x = 5,968,952,532.95
  5. Step 5: Solve for x
    x = 5,968,952,532.95/88,925.64
  6. Step 6: Final answer
    x = 67,122.97

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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.