Home / 134,937.20-202,405.80-41,447.60

Finding the Fourth Proportional to 134,937.20, 202,405.80 and 41,447.60

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Solution

The fourth proportional to 134,937.20, 202,405.80 and 41,447.60 is: 62,171.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,937.20 : 202,405.80 = 41,447.60 : x
  2. Step 2: Convert to fraction form
    134,937.20/202,405.80 = 41,447.60/x
  3. Step 3: Cross multiply
    134,937.20x = 202,405.80 × 41,447.60
  4. Step 4: Simplify right side
    134,937.20x = 8,389,234,636.08
  5. Step 5: Solve for x
    x = 8,389,234,636.08/134,937.20
  6. Step 6: Final answer
    x = 62,171.40

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1.5x scale

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.