Home / 95,386.68-131,639.58-55,107.81

Finding the Fourth Proportional to 95,386.68, 131,639.58 and 55,107.81

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Solution

The fourth proportional to 95,386.68, 131,639.58 and 55,107.81 is: 76,052.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,386.68 : 131,639.58 = 55,107.81 : x
  2. Step 2: Convert to fraction form
    95,386.68/131,639.58 = 55,107.81/x
  3. Step 3: Cross multiply
    95,386.68x = 131,639.58 × 55,107.81
  4. Step 4: Simplify right side
    95,386.68x = 7,254,368,963.12
  5. Step 5: Solve for x
    x = 7,254,368,963.12/95,386.68
  6. Step 6: Final answer
    x = 76,052.22

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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.