Home / 77,193.96-106,513.83-45,369.24

Finding the Fourth Proportional to 77,193.96, 106,513.83 and 45,369.24

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Solution

The fourth proportional to 77,193.96, 106,513.83 and 45,369.24 is: 62,601.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,193.96 : 106,513.83 = 45,369.24 : x
  2. Step 2: Convert to fraction form
    77,193.96/106,513.83 = 45,369.24/x
  3. Step 3: Cross multiply
    77,193.96x = 106,513.83 × 45,369.24
  4. Step 4: Simplify right side
    77,193.96x = 4,832,451,516.59
  5. Step 5: Solve for x
    x = 4,832,451,516.59/77,193.96
  6. Step 6: Final answer
    x = 62,601.42

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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.