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Finding the Fourth Proportional to 48,644.90, 67,125.03 and 35,905.04

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Solution

The fourth proportional to 48,644.90, 67,125.03 and 35,905.04 is: 49,545.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,644.90 : 67,125.03 = 35,905.04 : x
  2. Step 2: Convert to fraction form
    48,644.90/67,125.03 = 35,905.04/x
  3. Step 3: Cross multiply
    48,644.90x = 67,125.03 × 35,905.04
  4. Step 4: Simplify right side
    48,644.90x = 2,410,126,551.53
  5. Step 5: Solve for x
    x = 2,410,126,551.53/48,644.90
  6. Step 6: Final answer
    x = 49,545.31

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1.5x scale

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.