Home / 64,869.14-89,519.43-36,574.83

Finding the Fourth Proportional to 64,869.14, 89,519.43 and 36,574.83

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Solution

The fourth proportional to 64,869.14, 89,519.43 and 36,574.83 is: 50,473.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,869.14 : 89,519.43 = 36,574.83 : x
  2. Step 2: Convert to fraction form
    64,869.14/89,519.43 = 36,574.83/x
  3. Step 3: Cross multiply
    64,869.14x = 89,519.43 × 36,574.83
  4. Step 4: Simplify right side
    64,869.14x = 3,274,157,933.95
  5. Step 5: Solve for x
    x = 3,274,157,933.95/64,869.14
  6. Step 6: Final answer
    x = 50,473.28

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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.