Home / 56,647.74-78,170.85-32,774.80

Finding the Fourth Proportional to 56,647.74, 78,170.85 and 32,774.80

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Solution

The fourth proportional to 56,647.74, 78,170.85 and 32,774.80 is: 45,227.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,647.74 : 78,170.85 = 32,774.80 : x
  2. Step 2: Convert to fraction form
    56,647.74/78,170.85 = 32,774.80/x
  3. Step 3: Cross multiply
    56,647.74x = 78,170.85 × 32,774.80
  4. Step 4: Simplify right side
    56,647.74x = 2,562,033,974.58
  5. Step 5: Solve for x
    x = 2,562,033,974.58/56,647.74
  6. Step 6: Final answer
    x = 45,227.47

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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.