Home / 88,265.94-121,806.50-50,032.72

Finding the Fourth Proportional to 88,265.94, 121,806.50 and 50,032.72

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Solution

The fourth proportional to 88,265.94, 121,806.50 and 50,032.72 is: 69,044.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,265.94 : 121,806.50 = 50,032.72 : x
  2. Step 2: Convert to fraction form
    88,265.94/121,806.50 = 50,032.72/x
  3. Step 3: Cross multiply
    88,265.94x = 121,806.50 × 50,032.72
  4. Step 4: Simplify right side
    88,265.94x = 6,094,310,508.68
  5. Step 5: Solve for x
    x = 6,094,310,508.68/88,265.94
  6. Step 6: Final answer
    x = 69,044.87

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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.