Home / 56,758.74-78,327.09-32,899.25

Finding the Fourth Proportional to 56,758.74, 78,327.09 and 32,899.25

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Solution

The fourth proportional to 56,758.74, 78,327.09 and 32,899.25 is: 45,400.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,758.74 : 78,327.09 = 32,899.25 : x
  2. Step 2: Convert to fraction form
    56,758.74/78,327.09 = 32,899.25/x
  3. Step 3: Cross multiply
    56,758.74x = 78,327.09 × 32,899.25
  4. Step 4: Simplify right side
    56,758.74x = 2,576,902,237.62
  5. Step 5: Solve for x
    x = 2,576,902,237.62/56,758.74
  6. Step 6: Final answer
    x = 45,400.97

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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.