Home / 138,826.24-208,237.56-33,646.12

Finding the Fourth Proportional to 138,826.24, 208,237.56 and 33,646.12

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Solution

The fourth proportional to 138,826.24, 208,237.56 and 33,646.12 is: 50,468.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,826.24 : 208,237.56 = 33,646.12 : x
  2. Step 2: Convert to fraction form
    138,826.24/208,237.56 = 33,646.12/x
  3. Step 3: Cross multiply
    138,826.24x = 208,237.56 × 33,646.12
  4. Step 4: Simplify right side
    138,826.24x = 7,006,385,932.27
  5. Step 5: Solve for x
    x = 7,006,385,932.27/138,826.24
  6. Step 6: Final answer
    x = 50,468.74

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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.