Home / 53,576.78-73,718.64-43,981.38

Finding the Fourth Proportional to 53,576.78, 73,718.64 and 43,981.38

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Solution

The fourth proportional to 53,576.78, 73,718.64 and 43,981.38 is: 60,515.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,576.78 : 73,718.64 = 43,981.38 : x
  2. Step 2: Convert to fraction form
    53,576.78/73,718.64 = 43,981.38/x
  3. Step 3: Cross multiply
    53,576.78x = 73,718.64 × 43,981.38
  4. Step 4: Simplify right side
    53,576.78x = 3,242,247,518.92
  5. Step 5: Solve for x
    x = 3,242,247,518.92/53,576.78
  6. Step 6: Final answer
    x = 60,515.91

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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.