Home / 132,914.81-183,433.32-75,572.12

Finding the Fourth Proportional to 132,914.81, 183,433.32 and 75,572.12

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Solution

The fourth proportional to 132,914.81, 183,433.32 and 75,572.12 is: 104,295.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,914.81 : 183,433.32 = 75,572.12 : x
  2. Step 2: Convert to fraction form
    132,914.81/183,433.32 = 75,572.12/x
  3. Step 3: Cross multiply
    132,914.81x = 183,433.32 × 75,572.12
  4. Step 4: Simplify right side
    132,914.81x = 13,862,445,329.62
  5. Step 5: Solve for x
    x = 13,862,445,329.62/132,914.81
  6. Step 6: Final answer
    x = 104,295.71

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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.