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Finding the Fourth Proportional to 108,009.48, 162,014.30 and 36,932.65

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Solution

The fourth proportional to 108,009.48, 162,014.30 and 36,932.65 is: 55,399.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,009.48 : 162,014.30 = 36,932.65 : x
  2. Step 2: Convert to fraction form
    108,009.48/162,014.30 = 36,932.65/x
  3. Step 3: Cross multiply
    108,009.48x = 162,014.30 × 36,932.65
  4. Step 4: Simplify right side
    108,009.48x = 5,983,616,985.69
  5. Step 5: Solve for x
    x = 5,983,616,985.69/108,009.48
  6. Step 6: Final answer
    x = 55,399.00

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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.