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Finding the Fourth Proportional to 254,364.29, 351,024.08 and 158,926.34

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Solution

The fourth proportional to 254,364.29, 351,024.08 and 158,926.34 is: 219,319.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,364.29 : 351,024.08 = 158,926.34 : x
  2. Step 2: Convert to fraction form
    254,364.29/351,024.08 = 158,926.34/x
  3. Step 3: Cross multiply
    254,364.29x = 351,024.08 × 158,926.34
  4. Step 4: Simplify right side
    254,364.29x = 55,786,969,736.52
  5. Step 5: Solve for x
    x = 55,786,969,736.52/254,364.29
  6. Step 6: Final answer
    x = 219,319.19

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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.