Home / 122,947.20-169,665.24-69,232.08

Finding the Fourth Proportional to 122,947.20, 169,665.24 and 69,232.08

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Solution

The fourth proportional to 122,947.20, 169,665.24 and 69,232.08 is: 95,539.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,947.20 : 169,665.24 = 69,232.08 : x
  2. Step 2: Convert to fraction form
    122,947.20/169,665.24 = 69,232.08/x
  3. Step 3: Cross multiply
    122,947.20x = 169,665.24 × 69,232.08
  4. Step 4: Simplify right side
    122,947.20x = 11,746,277,468.90
  5. Step 5: Solve for x
    x = 11,746,277,468.90/122,947.20
  6. Step 6: Final answer
    x = 95,539.20

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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.