Home / 45,278.78-62,544.57-37,749.74

Finding the Fourth Proportional to 45,278.78, 62,544.57 and 37,749.74

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Solution

The fourth proportional to 45,278.78, 62,544.57 and 37,749.74 is: 52,144.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,278.78 : 62,544.57 = 37,749.74 : x
  2. Step 2: Convert to fraction form
    45,278.78/62,544.57 = 37,749.74/x
  3. Step 3: Cross multiply
    45,278.78x = 62,544.57 × 37,749.74
  4. Step 4: Simplify right side
    45,278.78x = 2,361,041,255.91
  5. Step 5: Solve for x
    x = 2,361,041,255.91/45,278.78
  6. Step 6: Final answer
    x = 52,144.54

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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.