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Finding the Fourth Proportional to 119,170.77, 164,562.41 and 88,903.52

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Solution

The fourth proportional to 119,170.77, 164,562.41 and 88,903.52 is: 122,766.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,170.77 : 164,562.41 = 88,903.52 : x
  2. Step 2: Convert to fraction form
    119,170.77/164,562.41 = 88,903.52/x
  3. Step 3: Cross multiply
    119,170.77x = 164,562.41 × 88,903.52
  4. Step 4: Simplify right side
    119,170.77x = 14,630,178,200.86
  5. Step 5: Solve for x
    x = 14,630,178,200.86/119,170.77
  6. Step 6: Final answer
    x = 122,766.50

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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.