Home / 134,243.04-201,396.96-40,743.12

Finding the Fourth Proportional to 134,243.04, 201,396.96 and 40,743.12

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Solution

The fourth proportional to 134,243.04, 201,396.96 and 40,743.12 is: 61,124.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,243.04 : 201,396.96 = 40,743.12 : x
  2. Step 2: Convert to fraction form
    134,243.04/201,396.96 = 40,743.12/x
  3. Step 3: Cross multiply
    134,243.04x = 201,396.96 × 40,743.12
  4. Step 4: Simplify right side
    134,243.04x = 8,205,540,508.92
  5. Step 5: Solve for x
    x = 8,205,540,508.92/134,243.04
  6. Step 6: Final answer
    x = 61,124.51

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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.