Home / 130,112.92-195,036.44-73,834.17

Finding the Fourth Proportional to 130,112.92, 195,036.44 and 73,834.17

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Solution

The fourth proportional to 130,112.92, 195,036.44 and 73,834.17 is: 110,675.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,112.92 : 195,036.44 = 73,834.17 : x
  2. Step 2: Convert to fraction form
    130,112.92/195,036.44 = 73,834.17/x
  3. Step 3: Cross multiply
    130,112.92x = 195,036.44 × 73,834.17
  4. Step 4: Simplify right side
    130,112.92x = 14,400,353,667.15
  5. Step 5: Solve for x
    x = 14,400,353,667.15/130,112.92
  6. Step 6: Final answer
    x = 110,675.82

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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.