Home / 122,808.20-169,473.47-69,093.27

Finding the Fourth Proportional to 122,808.20, 169,473.47 and 69,093.27

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Solution

The fourth proportional to 122,808.20, 169,473.47 and 69,093.27 is: 95,347.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,808.20 : 169,473.47 = 69,093.27 : x
  2. Step 2: Convert to fraction form
    122,808.20/169,473.47 = 69,093.27/x
  3. Step 3: Cross multiply
    122,808.20x = 169,473.47 × 69,093.27
  4. Step 4: Simplify right side
    122,808.20x = 11,709,475,875.08
  5. Step 5: Solve for x
    x = 11,709,475,875.08/122,808.20
  6. Step 6: Final answer
    x = 95,347.68

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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.