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Finding the Fourth Proportional to 61,797.04, 85,284.70 and 34,942.56

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Solution

The fourth proportional to 61,797.04, 85,284.70 and 34,942.56 is: 48,223.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,797.04 : 85,284.70 = 34,942.56 : x
  2. Step 2: Convert to fraction form
    61,797.04/85,284.70 = 34,942.56/x
  3. Step 3: Cross multiply
    61,797.04x = 85,284.70 × 34,942.56
  4. Step 4: Simplify right side
    61,797.04x = 2,980,065,746.83
  5. Step 5: Solve for x
    x = 2,980,065,746.83/61,797.04
  6. Step 6: Final answer
    x = 48,223.44

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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.