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Finding the Fourth Proportional to 61,804.32, 85,286.34 and 34,952.46

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Solution

The fourth proportional to 61,804.32, 85,286.34 and 34,952.46 is: 48,232.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,804.32 : 85,286.34 = 34,952.46 : x
  2. Step 2: Convert to fraction form
    61,804.32/85,286.34 = 34,952.46/x
  3. Step 3: Cross multiply
    61,804.32x = 85,286.34 × 34,952.46
  4. Step 4: Simplify right side
    61,804.32x = 2,980,967,387.40
  5. Step 5: Solve for x
    x = 2,980,967,387.40/61,804.32
  6. Step 6: Final answer
    x = 48,232.35

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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.