Home / 57,331.08-79,108.92-31,835.52

Finding the Fourth Proportional to 57,331.08, 79,108.92 and 31,835.52

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Solution

The fourth proportional to 57,331.08, 79,108.92 and 31,835.52 is: 43,928.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,331.08 : 79,108.92 = 31,835.52 : x
  2. Step 2: Convert to fraction form
    57,331.08/79,108.92 = 31,835.52/x
  3. Step 3: Cross multiply
    57,331.08x = 79,108.92 × 31,835.52
  4. Step 4: Simplify right side
    57,331.08x = 2,518,473,604.84
  5. Step 5: Solve for x
    x = 2,518,473,604.84/57,331.08
  6. Step 6: Final answer
    x = 43,928.59

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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.