Home / 57,257.28-78,998.90-37,115.01

Finding the Fourth Proportional to 57,257.28, 78,998.90 and 37,115.01

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Solution

The fourth proportional to 57,257.28, 78,998.90 and 37,115.01 is: 51,208.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,257.28 : 78,998.90 = 37,115.01 : x
  2. Step 2: Convert to fraction form
    57,257.28/78,998.90 = 37,115.01/x
  3. Step 3: Cross multiply
    57,257.28x = 78,998.90 × 37,115.01
  4. Step 4: Simplify right side
    57,257.28x = 2,932,044,777.91
  5. Step 5: Solve for x
    x = 2,932,044,777.91/57,257.28
  6. Step 6: Final answer
    x = 51,208.24

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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.