Home / 69,934.78-96,546.49-54,588.38

Finding the Fourth Proportional to 69,934.78, 96,546.49 and 54,588.38

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Solution

The fourth proportional to 69,934.78, 96,546.49 and 54,588.38 is: 75,360.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,934.78 : 96,546.49 = 54,588.38 : x
  2. Step 2: Convert to fraction form
    69,934.78/96,546.49 = 54,588.38/x
  3. Step 3: Cross multiply
    69,934.78x = 96,546.49 × 54,588.38
  4. Step 4: Simplify right side
    69,934.78x = 5,270,316,483.79
  5. Step 5: Solve for x
    x = 5,270,316,483.79/69,934.78
  6. Step 6: Final answer
    x = 75,360.45

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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.