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Finding the Fourth Proportional to 48,230.93, 66,463.90 and 36,913.21

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Solution

The fourth proportional to 48,230.93, 66,463.90 and 36,913.21 is: 50,867.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,230.93 : 66,463.90 = 36,913.21 : x
  2. Step 2: Convert to fraction form
    48,230.93/66,463.90 = 36,913.21/x
  3. Step 3: Cross multiply
    48,230.93x = 66,463.90 × 36,913.21
  4. Step 4: Simplify right side
    48,230.93x = 2,453,395,898.12
  5. Step 5: Solve for x
    x = 2,453,395,898.12/48,230.93
  6. Step 6: Final answer
    x = 50,867.69

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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.