Home / 134,960.60-202,268.10-103,640.60

Finding the Fourth Proportional to 134,960.60, 202,268.10 and 103,640.60

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Solution

The fourth proportional to 134,960.60, 202,268.10 and 103,640.60 is: 155,328.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,960.60 : 202,268.10 = 103,640.60 : x
  2. Step 2: Convert to fraction form
    134,960.60/202,268.10 = 103,640.60/x
  3. Step 3: Cross multiply
    134,960.60x = 202,268.10 × 103,640.60
  4. Step 4: Simplify right side
    134,960.60x = 20,963,187,244.86
  5. Step 5: Solve for x
    x = 20,963,187,244.86/134,960.60
  6. Step 6: Final answer
    x = 155,328.20

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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.