Home / 130,112.84-195,036.24-73,834.04

Finding the Fourth Proportional to 130,112.84, 195,036.24 and 73,834.04

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Solution

The fourth proportional to 130,112.84, 195,036.24 and 73,834.04 is: 110,675.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,112.84 : 195,036.24 = 73,834.04 : x
  2. Step 2: Convert to fraction form
    130,112.84/195,036.24 = 73,834.04/x
  3. Step 3: Cross multiply
    130,112.84x = 195,036.24 × 73,834.04
  4. Step 4: Simplify right side
    130,112.84x = 14,400,313,545.61
  5. Step 5: Solve for x
    x = 14,400,313,545.61/130,112.84
  6. Step 6: Final answer
    x = 110,675.58

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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.