Home / 130,114.92-195,039.44-73,836.17

Finding the Fourth Proportional to 130,114.92, 195,039.44 and 73,836.17

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Solution

The fourth proportional to 130,114.92, 195,039.44 and 73,836.17 is: 110,678.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,114.92 : 195,039.44 = 73,836.17 : x
  2. Step 2: Convert to fraction form
    130,114.92/195,039.44 = 73,836.17/x
  3. Step 3: Cross multiply
    130,114.92x = 195,039.44 × 73,836.17
  4. Step 4: Simplify right side
    130,114.92x = 14,400,965,248.54
  5. Step 5: Solve for x
    x = 14,400,965,248.54/130,114.92
  6. Step 6: Final answer
    x = 110,678.82

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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.