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Finding the Fourth Proportional to 292,234.56, 403,283.36 and 158,098.56

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Solution

The fourth proportional to 292,234.56, 403,283.36 and 158,098.56 is: 218,175.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,234.56 : 403,283.36 = 158,098.56 : x
  2. Step 2: Convert to fraction form
    292,234.56/403,283.36 = 158,098.56/x
  3. Step 3: Cross multiply
    292,234.56x = 403,283.36 × 158,098.56
  4. Step 4: Simplify right side
    292,234.56x = 63,758,518,487.96
  5. Step 5: Solve for x
    x = 63,758,518,487.96/292,234.56
  6. Step 6: Final answer
    x = 218,175.83

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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.