Home / 136,352.81-204,551.38-40,299.77

Finding the Fourth Proportional to 136,352.81, 204,551.38 and 40,299.77

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Solution

The fourth proportional to 136,352.81, 204,551.38 and 40,299.77 is: 60,456.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,352.81 : 204,551.38 = 40,299.77 : x
  2. Step 2: Convert to fraction form
    136,352.81/204,551.38 = 40,299.77/x
  3. Step 3: Cross multiply
    136,352.81x = 204,551.38 × 40,299.77
  4. Step 4: Simplify right side
    136,352.81x = 8,243,374,128.94
  5. Step 5: Solve for x
    x = 8,243,374,128.94/136,352.81
  6. Step 6: Final answer
    x = 60,456.21

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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.