Home / 64,769.54-96,974.91-33,111.45

Finding the Fourth Proportional to 64,769.54, 96,974.91 and 33,111.45

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Solution

The fourth proportional to 64,769.54, 96,974.91 and 33,111.45 is: 49,575.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,769.54 : 96,974.91 = 33,111.45 : x
  2. Step 2: Convert to fraction form
    64,769.54/96,974.91 = 33,111.45/x
  3. Step 3: Cross multiply
    64,769.54x = 96,974.91 × 33,111.45
  4. Step 4: Simplify right side
    64,769.54x = 3,210,979,883.72
  5. Step 5: Solve for x
    x = 3,210,979,883.72/64,769.54
  6. Step 6: Final answer
    x = 49,575.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.