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Finding the Fourth Proportional to 45,043.70, 62,160.29 and 25,171.70

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Solution

The fourth proportional to 45,043.70, 62,160.29 and 25,171.70 is: 34,736.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,043.70 : 62,160.29 = 25,171.70 : x
  2. Step 2: Convert to fraction form
    45,043.70/62,160.29 = 25,171.70/x
  3. Step 3: Cross multiply
    45,043.70x = 62,160.29 × 25,171.70
  4. Step 4: Simplify right side
    45,043.70x = 1,564,679,735.13
  5. Step 5: Solve for x
    x = 1,564,679,735.13/45,043.70
  6. Step 6: Final answer
    x = 34,736.93

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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.