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Finding the Fourth Proportional to 269,615.68, 404,423.52 and 92,124.16

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Solution

The fourth proportional to 269,615.68, 404,423.52 and 92,124.16 is: 138,186.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,615.68 : 404,423.52 = 92,124.16 : x
  2. Step 2: Convert to fraction form
    269,615.68/404,423.52 = 92,124.16/x
  3. Step 3: Cross multiply
    269,615.68x = 404,423.52 × 92,124.16
  4. Step 4: Simplify right side
    269,615.68x = 37,257,177,064.24
  5. Step 5: Solve for x
    x = 37,257,177,064.24/269,615.68
  6. Step 6: Final answer
    x = 138,186.24

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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.