Home / 54,645.08-82,006.54-42,177.56

Finding the Fourth Proportional to 54,645.08, 82,006.54 and 42,177.56

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Solution

The fourth proportional to 54,645.08, 82,006.54 and 42,177.56 is: 63,296.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,645.08 : 82,006.54 = 42,177.56 : x
  2. Step 2: Convert to fraction form
    54,645.08/82,006.54 = 42,177.56/x
  3. Step 3: Cross multiply
    54,645.08x = 82,006.54 × 42,177.56
  4. Step 4: Simplify right side
    54,645.08x = 3,458,835,761.24
  5. Step 5: Solve for x
    x = 3,458,835,761.24/54,645.08
  6. Step 6: Final answer
    x = 63,296.38

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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.