Home / 88,519.36-122,159.70-48,234.22

Finding the Fourth Proportional to 88,519.36, 122,159.70 and 48,234.22

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Solution

The fourth proportional to 88,519.36, 122,159.70 and 48,234.22 is: 66,564.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,519.36 : 122,159.70 = 48,234.22 : x
  2. Step 2: Convert to fraction form
    88,519.36/122,159.70 = 48,234.22/x
  3. Step 3: Cross multiply
    88,519.36x = 122,159.70 × 48,234.22
  4. Step 4: Simplify right side
    88,519.36x = 5,892,277,844.93
  5. Step 5: Solve for x
    x = 5,892,277,844.93/88,519.36
  6. Step 6: Final answer
    x = 66,564.85

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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.