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Finding the Fourth Proportional to 45,176, 62,342.88 and 25,304

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Solution

The fourth proportional to 45,176, 62,342.88 and 25,304 is: 34,919.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,176 : 62,342.88 = 25,304 : x
  2. Step 2: Convert to fraction form
    45,176/62,342.88 = 25,304/x
  3. Step 3: Cross multiply
    45,176x = 62,342.88 × 25,304
  4. Step 4: Simplify right side
    45,176x = 1,577,524,235.52
  5. Step 5: Solve for x
    x = 1,577,524,235.52/45,176
  6. Step 6: Final answer
    x = 34,919.52

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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.