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Finding the Fourth Proportional to 57,959.04, 79,983.36 and 32,810.88

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Solution

The fourth proportional to 57,959.04, 79,983.36 and 32,810.88 is: 45,278.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,959.04 : 79,983.36 = 32,810.88 : x
  2. Step 2: Convert to fraction form
    57,959.04/79,983.36 = 32,810.88/x
  3. Step 3: Cross multiply
    57,959.04x = 79,983.36 × 32,810.88
  4. Step 4: Simplify right side
    57,959.04x = 2,624,324,426.96
  5. Step 5: Solve for x
    x = 2,624,324,426.96/57,959.04
  6. Step 6: Final answer
    x = 45,278.95

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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.