Home / 138,200.04-207,338.94-49,466.16

Finding the Fourth Proportional to 138,200.04, 207,338.94 and 49,466.16

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Solution

The fourth proportional to 138,200.04, 207,338.94 and 49,466.16 is: 74,213.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,200.04 : 207,338.94 = 49,466.16 : x
  2. Step 2: Convert to fraction form
    138,200.04/207,338.94 = 49,466.16/x
  3. Step 3: Cross multiply
    138,200.04x = 207,338.94 × 49,466.16
  4. Step 4: Simplify right side
    138,200.04x = 10,256,261,180.27
  5. Step 5: Solve for x
    x = 10,256,261,180.27/138,200.04
  6. Step 6: Final answer
    x = 74,213.16

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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.