Home / 130,223.70-195,163.02-67,041.27

Finding the Fourth Proportional to 130,223.70, 195,163.02 and 67,041.27

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Solution

The fourth proportional to 130,223.70, 195,163.02 and 67,041.27 is: 100,473.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,223.70 : 195,163.02 = 67,041.27 : x
  2. Step 2: Convert to fraction form
    130,223.70/195,163.02 = 67,041.27/x
  3. Step 3: Cross multiply
    130,223.70x = 195,163.02 × 67,041.27
  4. Step 4: Simplify right side
    130,223.70x = 13,083,976,717.84
  5. Step 5: Solve for x
    x = 13,083,976,717.84/130,223.70
  6. Step 6: Final answer
    x = 100,473.08

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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.