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Finding the Fourth Proportional to 45,040, 62,159.04 and 25,171.84

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Solution

The fourth proportional to 45,040, 62,159.04 and 25,171.84 is: 34,739.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,040 : 62,159.04 = 25,171.84 : x
  2. Step 2: Convert to fraction form
    45,040/62,159.04 = 25,171.84/x
  3. Step 3: Cross multiply
    45,040x = 62,159.04 × 25,171.84
  4. Step 4: Simplify right side
    45,040x = 1,564,657,409.43
  5. Step 5: Solve for x
    x = 1,564,657,409.43/45,040
  6. Step 6: Final answer
    x = 34,739.29

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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.