Home / 134,999.20-202,460.10-40,225.42

Finding the Fourth Proportional to 134,999.20, 202,460.10 and 40,225.42

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Solution

The fourth proportional to 134,999.20, 202,460.10 and 40,225.42 is: 60,326.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,999.20 : 202,460.10 = 40,225.42 : x
  2. Step 2: Convert to fraction form
    134,999.20/202,460.10 = 40,225.42/x
  3. Step 3: Cross multiply
    134,999.20x = 202,460.10 × 40,225.42
  4. Step 4: Simplify right side
    134,999.20x = 8,144,042,555.74
  5. Step 5: Solve for x
    x = 8,144,042,555.74/134,999.20
  6. Step 6: Final answer
    x = 60,326.60

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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.