Home / 88,508.36-122,130.78-50,253.96

Finding the Fourth Proportional to 88,508.36, 122,130.78 and 50,253.96

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Solution

The fourth proportional to 88,508.36, 122,130.78 and 50,253.96 is: 69,344.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,508.36 : 122,130.78 = 50,253.96 : x
  2. Step 2: Convert to fraction form
    88,508.36/122,130.78 = 50,253.96/x
  3. Step 3: Cross multiply
    88,508.36x = 122,130.78 × 50,253.96
  4. Step 4: Simplify right side
    88,508.36x = 6,137,555,332.89
  5. Step 5: Solve for x
    x = 6,137,555,332.89/88,508.36
  6. Step 6: Final answer
    x = 69,344.36

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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.