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Finding the Fourth Proportional to 61,235.68, 84,499.41 and 34,372.03

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Solution

The fourth proportional to 61,235.68, 84,499.41 and 34,372.03 is: 47,430.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,235.68 : 84,499.41 = 34,372.03 : x
  2. Step 2: Convert to fraction form
    61,235.68/84,499.41 = 34,372.03/x
  3. Step 3: Cross multiply
    61,235.68x = 84,499.41 × 34,372.03
  4. Step 4: Simplify right side
    61,235.68x = 2,904,416,255.50
  5. Step 5: Solve for x
    x = 2,904,416,255.50/61,235.68
  6. Step 6: Final answer
    x = 47,430.13

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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.