Home / 57,434.99-79,257.83-31,943.07

Finding the Fourth Proportional to 57,434.99, 79,257.83 and 31,943.07

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Solution

The fourth proportional to 57,434.99, 79,257.83 and 31,943.07 is: 44,080.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,434.99 : 79,257.83 = 31,943.07 : x
  2. Step 2: Convert to fraction form
    57,434.99/79,257.83 = 31,943.07/x
  3. Step 3: Cross multiply
    57,434.99x = 79,257.83 × 31,943.07
  4. Step 4: Simplify right side
    57,434.99x = 2,531,738,252.02
  5. Step 5: Solve for x
    x = 2,531,738,252.02/57,434.99
  6. Step 6: Final answer
    x = 44,080.07

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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.