Home / 49,386.52-67,696.16-48,721.96

Finding the Fourth Proportional to 49,386.52, 67,696.16 and 48,721.96

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Solution

The fourth proportional to 49,386.52, 67,696.16 and 48,721.96 is: 66,785.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,386.52 : 67,696.16 = 48,721.96 : x
  2. Step 2: Convert to fraction form
    49,386.52/67,696.16 = 48,721.96/x
  3. Step 3: Cross multiply
    49,386.52x = 67,696.16 × 48,721.96
  4. Step 4: Simplify right side
    49,386.52x = 3,298,289,599.67
  5. Step 5: Solve for x
    x = 3,298,289,599.67/49,386.52
  6. Step 6: Final answer
    x = 66,785.22

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.