Home / 88,898.23-122,690.19-51,179.77

Finding the Fourth Proportional to 88,898.23, 122,690.19 and 51,179.77

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Solution

The fourth proportional to 88,898.23, 122,690.19 and 51,179.77 is: 70,634.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,898.23 : 122,690.19 = 51,179.77 : x
  2. Step 2: Convert to fraction form
    88,898.23/122,690.19 = 51,179.77/x
  3. Step 3: Cross multiply
    88,898.23x = 122,690.19 × 51,179.77
  4. Step 4: Simplify right side
    88,898.23x = 6,279,255,705.46
  5. Step 5: Solve for x
    x = 6,279,255,705.46/88,898.23
  6. Step 6: Final answer
    x = 70,634.20

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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.