Home / 102,231.49-153,353.31-32,110.81

Finding the Fourth Proportional to 102,231.49, 153,353.31 and 32,110.81

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Solution

The fourth proportional to 102,231.49, 153,353.31 and 32,110.81 is: 48,168.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,231.49 : 153,353.31 = 32,110.81 : x
  2. Step 2: Convert to fraction form
    102,231.49/153,353.31 = 32,110.81/x
  3. Step 3: Cross multiply
    102,231.49x = 153,353.31 × 32,110.81
  4. Step 4: Simplify right side
    102,231.49x = 4,924,299,000.28
  5. Step 5: Solve for x
    x = 4,924,299,000.28/102,231.49
  6. Step 6: Final answer
    x = 48,168.12

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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.