Home / 88,964.08-122,758.32-53,146.49

Finding the Fourth Proportional to 88,964.08, 122,758.32 and 53,146.49

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Solution

The fourth proportional to 88,964.08, 122,758.32 and 53,146.49 is: 73,334.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,964.08 : 122,758.32 = 53,146.49 : x
  2. Step 2: Convert to fraction form
    88,964.08/122,758.32 = 53,146.49/x
  3. Step 3: Cross multiply
    88,964.08x = 122,758.32 × 53,146.49
  4. Step 4: Simplify right side
    88,964.08x = 6,524,173,826.30
  5. Step 5: Solve for x
    x = 6,524,173,826.30/88,964.08
  6. Step 6: Final answer
    x = 73,334.92

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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.