Home / 57,265.84-79,024.18-31,771.93

Finding the Fourth Proportional to 57,265.84, 79,024.18 and 31,771.93

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Solution

The fourth proportional to 57,265.84, 79,024.18 and 31,771.93 is: 43,843.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,265.84 : 79,024.18 = 31,771.93 : x
  2. Step 2: Convert to fraction form
    57,265.84/79,024.18 = 31,771.93/x
  3. Step 3: Cross multiply
    57,265.84x = 79,024.18 × 31,771.93
  4. Step 4: Simplify right side
    57,265.84x = 2,510,750,556.41
  5. Step 5: Solve for x
    x = 2,510,750,556.41/57,265.84
  6. Step 6: Final answer
    x = 43,843.77

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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.