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Finding the Fourth Proportional to 195,393.42, 269,693.61 and 110,559.69

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Solution

The fourth proportional to 195,393.42, 269,693.61 and 110,559.69 is: 152,601.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,393.42 : 269,693.61 = 110,559.69 : x
  2. Step 2: Convert to fraction form
    195,393.42/269,693.61 = 110,559.69/x
  3. Step 3: Cross multiply
    195,393.42x = 269,693.61 × 110,559.69
  4. Step 4: Simplify right side
    195,393.42x = 29,817,241,916.58
  5. Step 5: Solve for x
    x = 29,817,241,916.58/195,393.42
  6. Step 6: Final answer
    x = 152,601.05

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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.