Home / 57,521.86-79,391.18-34,873.20

Finding the Fourth Proportional to 57,521.86, 79,391.18 and 34,873.20

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Solution

The fourth proportional to 57,521.86, 79,391.18 and 34,873.20 is: 48,131.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,521.86 : 79,391.18 = 34,873.20 : x
  2. Step 2: Convert to fraction form
    57,521.86/79,391.18 = 34,873.20/x
  3. Step 3: Cross multiply
    57,521.86x = 79,391.18 × 34,873.20
  4. Step 4: Simplify right side
    57,521.86x = 2,768,624,005.43
  5. Step 5: Solve for x
    x = 2,768,624,005.43/57,521.86
  6. Step 6: Final answer
    x = 48,131.69

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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.