Home / 64,462.11-96,599.70-45,778.74

Finding the Fourth Proportional to 64,462.11, 96,599.70 and 45,778.74

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Solution

The fourth proportional to 64,462.11, 96,599.70 and 45,778.74 is: 68,601.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,462.11 : 96,599.70 = 45,778.74 : x
  2. Step 2: Convert to fraction form
    64,462.11/96,599.70 = 45,778.74/x
  3. Step 3: Cross multiply
    64,462.11x = 96,599.70 × 45,778.74
  4. Step 4: Simplify right side
    64,462.11x = 4,422,212,550.38
  5. Step 5: Solve for x
    x = 4,422,212,550.38/64,462.11
  6. Step 6: Final answer
    x = 68,601.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.