Home / 52,071.78-78,097.86-25,391.01

Finding the Fourth Proportional to 52,071.78, 78,097.86 and 25,391.01

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Solution

The fourth proportional to 52,071.78, 78,097.86 and 25,391.01 is: 38,081.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,071.78 : 78,097.86 = 25,391.01 : x
  2. Step 2: Convert to fraction form
    52,071.78/78,097.86 = 25,391.01/x
  3. Step 3: Cross multiply
    52,071.78x = 78,097.86 × 25,391.01
  4. Step 4: Simplify right side
    52,071.78x = 1,982,983,544.24
  5. Step 5: Solve for x
    x = 1,982,983,544.24/52,071.78
  6. Step 6: Final answer
    x = 38,081.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.