Home / 137,022.48-205,561.26-48,338.82

Finding the Fourth Proportional to 137,022.48, 205,561.26 and 48,338.82

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Solution

The fourth proportional to 137,022.48, 205,561.26 and 48,338.82 is: 72,517.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,022.48 : 205,561.26 = 48,338.82 : x
  2. Step 2: Convert to fraction form
    137,022.48/205,561.26 = 48,338.82/x
  3. Step 3: Cross multiply
    137,022.48x = 205,561.26 × 48,338.82
  4. Step 4: Simplify right side
    137,022.48x = 9,936,588,746.11
  5. Step 5: Solve for x
    x = 9,936,588,746.11/137,022.48
  6. Step 6: Final answer
    x = 72,517.95

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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.