Home / 109,042.77-163,563.96-34,168.66

Finding the Fourth Proportional to 109,042.77, 163,563.96 and 34,168.66

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Solution

The fourth proportional to 109,042.77, 163,563.96 and 34,168.66 is: 51,252.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,042.77 : 163,563.96 = 34,168.66 : x
  2. Step 2: Convert to fraction form
    109,042.77/163,563.96 = 34,168.66/x
  3. Step 3: Cross multiply
    109,042.77x = 163,563.96 × 34,168.66
  4. Step 4: Simplify right side
    109,042.77x = 5,588,761,337.49
  5. Step 5: Solve for x
    x = 5,588,761,337.49/109,042.77
  6. Step 6: Final answer
    x = 51,252.93

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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.