Home / 64,983.06-89,677.94-36,689.36

Finding the Fourth Proportional to 64,983.06, 89,677.94 and 36,689.36

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Solution

The fourth proportional to 64,983.06, 89,677.94 and 36,689.36 is: 50,632.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,983.06 : 89,677.94 = 36,689.36 : x
  2. Step 2: Convert to fraction form
    64,983.06/89,677.94 = 36,689.36/x
  3. Step 3: Cross multiply
    64,983.06x = 89,677.94 × 36,689.36
  4. Step 4: Simplify right side
    64,983.06x = 3,290,225,592.88
  5. Step 5: Solve for x
    x = 3,290,225,592.88/64,983.06
  6. Step 6: Final answer
    x = 50,632.05

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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.