Home / 64,306.37-88,745.97-38,812.34

Finding the Fourth Proportional to 64,306.37, 88,745.97 and 38,812.34

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Solution

The fourth proportional to 64,306.37, 88,745.97 and 38,812.34 is: 53,562.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,306.37 : 88,745.97 = 38,812.34 : x
  2. Step 2: Convert to fraction form
    64,306.37/88,745.97 = 38,812.34/x
  3. Step 3: Cross multiply
    64,306.37x = 88,745.97 × 38,812.34
  4. Step 4: Simplify right side
    64,306.37x = 3,444,438,317.54
  5. Step 5: Solve for x
    x = 3,444,438,317.54/64,306.37
  6. Step 6: Final answer
    x = 53,562.95

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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.