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Finding the Fourth Proportional to 48,168.42, 66,535.96 and 36,976.22

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Solution

The fourth proportional to 48,168.42, 66,535.96 and 36,976.22 is: 51,075.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,168.42 : 66,535.96 = 36,976.22 : x
  2. Step 2: Convert to fraction form
    48,168.42/66,535.96 = 36,976.22/x
  3. Step 3: Cross multiply
    48,168.42x = 66,535.96 × 36,976.22
  4. Step 4: Simplify right side
    48,168.42x = 2,460,248,294.87
  5. Step 5: Solve for x
    x = 2,460,248,294.87/48,168.42
  6. Step 6: Final answer
    x = 51,075.96

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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.