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Finding the Fourth Proportional to 48,607.66, 67,107.63 and 35,164.90

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Solution

The fourth proportional to 48,607.66, 67,107.63 and 35,164.90 is: 48,548.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,607.66 : 67,107.63 = 35,164.90 : x
  2. Step 2: Convert to fraction form
    48,607.66/67,107.63 = 35,164.90/x
  3. Step 3: Cross multiply
    48,607.66x = 67,107.63 × 35,164.90
  4. Step 4: Simplify right side
    48,607.66x = 2,359,833,098.19
  5. Step 5: Solve for x
    x = 2,359,833,098.19/48,607.66
  6. Step 6: Final answer
    x = 48,548.58

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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.