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Finding the Fourth Proportional to 61,959.03, 85,500.67 and 35,100.99

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Solution

The fourth proportional to 61,959.03, 85,500.67 and 35,100.99 is: 48,437.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,959.03 : 85,500.67 = 35,100.99 : x
  2. Step 2: Convert to fraction form
    61,959.03/85,500.67 = 35,100.99/x
  3. Step 3: Cross multiply
    61,959.03x = 85,500.67 × 35,100.99
  4. Step 4: Simplify right side
    61,959.03x = 3,001,158,162.66
  5. Step 5: Solve for x
    x = 3,001,158,162.66/61,959.03
  6. Step 6: Final answer
    x = 48,437.78

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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.