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Finding the Fourth Proportional to 182,615.91, 252,034.98 and 105,089.96

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Solution

The fourth proportional to 182,615.91, 252,034.98 and 105,089.96 is: 145,038.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,615.91 : 252,034.98 = 105,089.96 : x
  2. Step 2: Convert to fraction form
    182,615.91/252,034.98 = 105,089.96/x
  3. Step 3: Cross multiply
    182,615.91x = 252,034.98 × 105,089.96
  4. Step 4: Simplify right side
    182,615.91x = 26,486,345,966.80
  5. Step 5: Solve for x
    x = 26,486,345,966.80/182,615.91
  6. Step 6: Final answer
    x = 145,038.55

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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.