Home / 74,444.73-102,838.29-67,718.49

Finding the Fourth Proportional to 74,444.73, 102,838.29 and 67,718.49

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Solution

The fourth proportional to 74,444.73, 102,838.29 and 67,718.49 is: 93,546.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,444.73 : 102,838.29 = 67,718.49 : x
  2. Step 2: Convert to fraction form
    74,444.73/102,838.29 = 67,718.49/x
  3. Step 3: Cross multiply
    74,444.73x = 102,838.29 × 67,718.49
  4. Step 4: Simplify right side
    74,444.73x = 6,964,053,712.98
  5. Step 5: Solve for x
    x = 6,964,053,712.98/74,444.73
  6. Step 6: Final answer
    x = 93,546.63

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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.