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Finding the Fourth Proportional to 110,048.32, 151,876.08 and 62,310.08

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Solution

The fourth proportional to 110,048.32, 151,876.08 and 62,310.08 is: 85,993.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,048.32 : 151,876.08 = 62,310.08 : x
  2. Step 2: Convert to fraction form
    110,048.32/151,876.08 = 62,310.08/x
  3. Step 3: Cross multiply
    110,048.32x = 151,876.08 × 62,310.08
  4. Step 4: Simplify right side
    110,048.32x = 9,463,410,694.89
  5. Step 5: Solve for x
    x = 9,463,410,694.89/110,048.32
  6. Step 6: Final answer
    x = 85,993.23

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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.