Home / 168,252.29-252,427.30-54,397.67

Finding the Fourth Proportional to 168,252.29, 252,427.30 and 54,397.67

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Solution

The fourth proportional to 168,252.29, 252,427.30 and 54,397.67 is: 81,612.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,252.29 : 252,427.30 = 54,397.67 : x
  2. Step 2: Convert to fraction form
    168,252.29/252,427.30 = 54,397.67/x
  3. Step 3: Cross multiply
    168,252.29x = 252,427.30 × 54,397.67
  4. Step 4: Simplify right side
    168,252.29x = 13,731,456,964.39
  5. Step 5: Solve for x
    x = 13,731,456,964.39/168,252.29
  6. Step 6: Final answer
    x = 81,612.30

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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.