Home / 64,121.19-88,484.49-35,439.37

Finding the Fourth Proportional to 64,121.19, 88,484.49 and 35,439.37

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Solution

The fourth proportional to 64,121.19, 88,484.49 and 35,439.37 is: 48,904.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,121.19 : 88,484.49 = 35,439.37 : x
  2. Step 2: Convert to fraction form
    64,121.19/88,484.49 = 35,439.37/x
  3. Step 3: Cross multiply
    64,121.19x = 88,484.49 × 35,439.37
  4. Step 4: Simplify right side
    64,121.19x = 3,135,834,580.37
  5. Step 5: Solve for x
    x = 3,135,834,580.37/64,121.19
  6. Step 6: Final answer
    x = 48,904.81

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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.