Home / 88,738.07-122,457.76-48,451.64

Finding the Fourth Proportional to 88,738.07, 122,457.76 and 48,451.64

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Solution

The fourth proportional to 88,738.07, 122,457.76 and 48,451.64 is: 66,862.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,738.07 : 122,457.76 = 48,451.64 : x
  2. Step 2: Convert to fraction form
    88,738.07/122,457.76 = 48,451.64/x
  3. Step 3: Cross multiply
    88,738.07x = 122,457.76 × 48,451.64
  4. Step 4: Simplify right side
    88,738.07x = 5,933,278,569.31
  5. Step 5: Solve for x
    x = 5,933,278,569.31/88,738.07
  6. Step 6: Final answer
    x = 66,862.83

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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.