Home / 169,731.69-234,229.80-93,255.72

Finding the Fourth Proportional to 169,731.69, 234,229.80 and 93,255.72

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Solution

The fourth proportional to 169,731.69, 234,229.80 and 93,255.72 is: 128,692.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,731.69 : 234,229.80 = 93,255.72 : x
  2. Step 2: Convert to fraction form
    169,731.69/234,229.80 = 93,255.72/x
  3. Step 3: Cross multiply
    169,731.69x = 234,229.80 × 93,255.72
  4. Step 4: Simplify right side
    169,731.69x = 21,843,268,644.46
  5. Step 5: Solve for x
    x = 21,843,268,644.46/169,731.69
  6. Step 6: Final answer
    x = 128,692.93

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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.