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Finding the Fourth Proportional to 122,169.65, 183,248.40 and 63,011.30

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Solution

The fourth proportional to 122,169.65, 183,248.40 and 63,011.30 is: 94,513.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,169.65 : 183,248.40 = 63,011.30 : x
  2. Step 2: Convert to fraction form
    122,169.65/183,248.40 = 63,011.30/x
  3. Step 3: Cross multiply
    122,169.65x = 183,248.40 × 63,011.30
  4. Step 4: Simplify right side
    122,169.65x = 11,546,719,906.92
  5. Step 5: Solve for x
    x = 11,546,719,906.92/122,169.65
  6. Step 6: Final answer
    x = 94,513.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.