Home / 194,265.60-268,107.84-122,641.92

Finding the Fourth Proportional to 194,265.60, 268,107.84 and 122,641.92

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Solution

The fourth proportional to 194,265.60, 268,107.84 and 122,641.92 is: 169,259.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,265.60 : 268,107.84 = 122,641.92 : x
  2. Step 2: Convert to fraction form
    194,265.60/268,107.84 = 122,641.92/x
  3. Step 3: Cross multiply
    194,265.60x = 268,107.84 × 122,641.92
  4. Step 4: Simplify right side
    194,265.60x = 32,881,260,264.65
  5. Step 5: Solve for x
    x = 32,881,260,264.65/194,265.60
  6. Step 6: Final answer
    x = 169,259.30

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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.