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Finding the Fourth Proportional to 61,599.45, 85,007.22 and 34,741.89

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Solution

The fourth proportional to 61,599.45, 85,007.22 and 34,741.89 is: 47,943.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,599.45 : 85,007.22 = 34,741.89 : x
  2. Step 2: Convert to fraction form
    61,599.45/85,007.22 = 34,741.89/x
  3. Step 3: Cross multiply
    61,599.45x = 85,007.22 × 34,741.89
  4. Step 4: Simplify right side
    61,599.45x = 2,953,311,805.22
  5. Step 5: Solve for x
    x = 2,953,311,805.22/61,599.45
  6. Step 6: Final answer
    x = 47,943.80

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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.