Home / 134,847.20-202,197.90-55,969.40

Finding the Fourth Proportional to 134,847.20, 202,197.90 and 55,969.40

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Solution

The fourth proportional to 134,847.20, 202,197.90 and 55,969.40 is: 83,923.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,847.20 : 202,197.90 = 55,969.40 : x
  2. Step 2: Convert to fraction form
    134,847.20/202,197.90 = 55,969.40/x
  3. Step 3: Cross multiply
    134,847.20x = 202,197.90 × 55,969.40
  4. Step 4: Simplify right side
    134,847.20x = 11,316,895,144.26
  5. Step 5: Solve for x
    x = 11,316,895,144.26/134,847.20
  6. Step 6: Final answer
    x = 83,923.84

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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.