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Finding the Fourth Proportional to 61,996.80, 85,556.43 and 33,703.10

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Solution

The fourth proportional to 61,996.80, 85,556.43 and 33,703.10 is: 46,510.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,996.80 : 85,556.43 = 33,703.10 : x
  2. Step 2: Convert to fraction form
    61,996.80/85,556.43 = 33,703.10/x
  3. Step 3: Cross multiply
    61,996.80x = 85,556.43 × 33,703.10
  4. Step 4: Simplify right side
    61,996.80x = 2,883,516,488.15
  5. Step 5: Solve for x
    x = 2,883,516,488.15/61,996.80
  6. Step 6: Final answer
    x = 46,510.73

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1.5x scale

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.