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Finding the Fourth Proportional to 110,191, 152,063.58 and 59,890

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Solution

The fourth proportional to 110,191, 152,063.58 and 59,890 is: 82,648.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,191 : 152,063.58 = 59,890 : x
  2. Step 2: Convert to fraction form
    110,191/152,063.58 = 59,890/x
  3. Step 3: Cross multiply
    110,191x = 152,063.58 × 59,890
  4. Step 4: Simplify right side
    110,191x = 9,107,087,806.20
  5. Step 5: Solve for x
    x = 9,107,087,806.20/110,191
  6. Step 6: Final answer
    x = 82,648.20

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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.