Home / 122,754.10-169,380.84-69,035.92

Finding the Fourth Proportional to 122,754.10, 169,380.84 and 69,035.92

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Solution

The fourth proportional to 122,754.10, 169,380.84 and 69,035.92 is: 95,258.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,754.10 : 169,380.84 = 69,035.92 : x
  2. Step 2: Convert to fraction form
    122,754.10/169,380.84 = 69,035.92/x
  3. Step 3: Cross multiply
    122,754.10x = 169,380.84 × 69,035.92
  4. Step 4: Simplify right side
    122,754.10x = 11,693,362,119.77
  5. Step 5: Solve for x
    x = 11,693,362,119.77/122,754.10
  6. Step 6: Final answer
    x = 95,258.42

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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.