Home / 134,298.20-201,228.60-98,868.80

Finding the Fourth Proportional to 134,298.20, 201,228.60 and 98,868.80

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Solution

The fourth proportional to 134,298.20, 201,228.60 and 98,868.80 is: 148,142.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,298.20 : 201,228.60 = 98,868.80 : x
  2. Step 2: Convert to fraction form
    134,298.20/201,228.60 = 98,868.80/x
  3. Step 3: Cross multiply
    134,298.20x = 201,228.60 × 98,868.80
  4. Step 4: Simplify right side
    134,298.20x = 19,895,230,207.68
  5. Step 5: Solve for x
    x = 19,895,230,207.68/134,298.20
  6. Step 6: Final answer
    x = 148,142.20

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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.