Home / 57,710.12-79,639.63-32,215.01

Finding the Fourth Proportional to 57,710.12, 79,639.63 and 32,215.01

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Solution

The fourth proportional to 57,710.12, 79,639.63 and 32,215.01 is: 44,456.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,710.12 : 79,639.63 = 32,215.01 : x
  2. Step 2: Convert to fraction form
    57,710.12/79,639.63 = 32,215.01/x
  3. Step 3: Cross multiply
    57,710.12x = 79,639.63 × 32,215.01
  4. Step 4: Simplify right side
    57,710.12x = 2,565,591,476.85
  5. Step 5: Solve for x
    x = 2,565,591,476.85/57,710.12
  6. Step 6: Final answer
    x = 44,456.53

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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.