Home / 55,166.78-82,685.36-25,521.99

Finding the Fourth Proportional to 55,166.78, 82,685.36 and 25,521.99

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Solution

The fourth proportional to 55,166.78, 82,685.36 and 25,521.99 is: 38,253.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,166.78 : 82,685.36 = 25,521.99 : x
  2. Step 2: Convert to fraction form
    55,166.78/82,685.36 = 25,521.99/x
  3. Step 3: Cross multiply
    55,166.78x = 82,685.36 × 25,521.99
  4. Step 4: Simplify right side
    55,166.78x = 2,110,294,994.87
  5. Step 5: Solve for x
    x = 2,110,294,994.87/55,166.78
  6. Step 6: Final answer
    x = 38,253.01

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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.