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Finding the Fourth Proportional to 169,759.44, 234,271.74 and 93,279.66

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Solution

The fourth proportional to 169,759.44, 234,271.74 and 93,279.66 is: 128,727.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,759.44 : 234,271.74 = 93,279.66 : x
  2. Step 2: Convert to fraction form
    169,759.44/234,271.74 = 93,279.66/x
  3. Step 3: Cross multiply
    169,759.44x = 234,271.74 × 93,279.66
  4. Step 4: Simplify right side
    169,759.44x = 21,852,788,254.81
  5. Step 5: Solve for x
    x = 21,852,788,254.81/169,759.44
  6. Step 6: Final answer
    x = 128,727.97

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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.