Home / 57,289.13-79,059.53-32,139.17

Finding the Fourth Proportional to 57,289.13, 79,059.53 and 32,139.17

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Solution

The fourth proportional to 57,289.13, 79,059.53 and 32,139.17 is: 44,352.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,289.13 : 79,059.53 = 32,139.17 : x
  2. Step 2: Convert to fraction form
    57,289.13/79,059.53 = 32,139.17/x
  3. Step 3: Cross multiply
    57,289.13x = 79,059.53 × 32,139.17
  4. Step 4: Simplify right side
    57,289.13x = 2,540,907,359.84
  5. Step 5: Solve for x
    x = 2,540,907,359.84/57,289.13
  6. Step 6: Final answer
    x = 44,352.35

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1.5x scale

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.