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Finding the Fourth Proportional to 292,869.88, 404,160.78 and 158,733.88

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Solution

The fourth proportional to 292,869.88, 404,160.78 and 158,733.88 is: 219,052.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,869.88 : 404,160.78 = 158,733.88 : x
  2. Step 2: Convert to fraction form
    292,869.88/404,160.78 = 158,733.88/x
  3. Step 3: Cross multiply
    292,869.88x = 404,160.78 × 158,733.88
  4. Step 4: Simplify right side
    292,869.88x = 64,154,008,753.23
  5. Step 5: Solve for x
    x = 64,154,008,753.23/292,869.88
  6. Step 6: Final answer
    x = 219,052.94

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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.