Home / 64,572.23-89,109.10-35,891.16

Finding the Fourth Proportional to 64,572.23, 89,109.10 and 35,891.16

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Solution

The fourth proportional to 64,572.23, 89,109.10 and 35,891.16 is: 49,529.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,572.23 : 89,109.10 = 35,891.16 : x
  2. Step 2: Convert to fraction form
    64,572.23/89,109.10 = 35,891.16/x
  3. Step 3: Cross multiply
    64,572.23x = 89,109.10 × 35,891.16
  4. Step 4: Simplify right side
    64,572.23x = 3,198,228,965.56
  5. Step 5: Solve for x
    x = 3,198,228,965.56/64,572.23
  6. Step 6: Final answer
    x = 49,529.48

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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.