Home / 57,083.35-78,722.99-49,014.48

Finding the Fourth Proportional to 57,083.35, 78,722.99 and 49,014.48

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Solution

The fourth proportional to 57,083.35, 78,722.99 and 49,014.48 is: 67,595.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,083.35 : 78,722.99 = 49,014.48 : x
  2. Step 2: Convert to fraction form
    57,083.35/78,722.99 = 49,014.48/x
  3. Step 3: Cross multiply
    57,083.35x = 78,722.99 × 49,014.48
  4. Step 4: Simplify right side
    57,083.35x = 3,858,566,652.84
  5. Step 5: Solve for x
    x = 3,858,566,652.84/57,083.35
  6. Step 6: Final answer
    x = 67,595.31

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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.