Home / 49,146.16-67,802.36-30,250.48

Finding the Fourth Proportional to 49,146.16, 67,802.36 and 30,250.48

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Solution

The fourth proportional to 49,146.16, 67,802.36 and 30,250.48 is: 41,733.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,146.16 : 67,802.36 = 30,250.48 : x
  2. Step 2: Convert to fraction form
    49,146.16/67,802.36 = 30,250.48/x
  3. Step 3: Cross multiply
    49,146.16x = 67,802.36 × 30,250.48
  4. Step 4: Simplify right side
    49,146.16x = 2,051,053,935.13
  5. Step 5: Solve for x
    x = 2,051,053,935.13/49,146.16
  6. Step 6: Final answer
    x = 41,733.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.