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Finding the Fourth Proportional to 61,595.80, 85,002.21 and 33,301.49

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Solution

The fourth proportional to 61,595.80, 85,002.21 and 33,301.49 is: 45,956.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,595.80 : 85,002.21 = 33,301.49 : x
  2. Step 2: Convert to fraction form
    61,595.80/85,002.21 = 33,301.49/x
  3. Step 3: Cross multiply
    61,595.80x = 85,002.21 × 33,301.49
  4. Step 4: Simplify right side
    61,595.80x = 2,830,700,246.29
  5. Step 5: Solve for x
    x = 2,830,700,246.29/61,595.80
  6. Step 6: Final answer
    x = 45,956.06

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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.