Home / 64,743.11-89,370.57-50,600.51

Finding the Fourth Proportional to 64,743.11, 89,370.57 and 50,600.51

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Solution

The fourth proportional to 64,743.11, 89,370.57 and 50,600.51 is: 69,848.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,743.11 : 89,370.57 = 50,600.51 : x
  2. Step 2: Convert to fraction form
    64,743.11/89,370.57 = 50,600.51/x
  3. Step 3: Cross multiply
    64,743.11x = 89,370.57 × 50,600.51
  4. Step 4: Simplify right side
    64,743.11x = 4,522,195,974.14
  5. Step 5: Solve for x
    x = 4,522,195,974.14/64,743.11
  6. Step 6: Final answer
    x = 69,848.30

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1.5x scale

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.