Home / 134,096.18-201,320.06-89,920.60

Finding the Fourth Proportional to 134,096.18, 201,320.06 and 89,920.60

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Solution

The fourth proportional to 134,096.18, 201,320.06 and 89,920.60 is: 134,998.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,096.18 : 201,320.06 = 89,920.60 : x
  2. Step 2: Convert to fraction form
    134,096.18/201,320.06 = 89,920.60/x
  3. Step 3: Cross multiply
    134,096.18x = 201,320.06 × 89,920.60
  4. Step 4: Simplify right side
    134,096.18x = 18,102,819,634.33
  5. Step 5: Solve for x
    x = 18,102,819,634.33/134,096.18
  6. Step 6: Final answer
    x = 134,998.78

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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.