Home / 134,920.80-202,271.28-50,633.60

Finding the Fourth Proportional to 134,920.80, 202,271.28 and 50,633.60

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Solution

The fourth proportional to 134,920.80, 202,271.28 and 50,633.60 is: 75,909.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,920.80 : 202,271.28 = 50,633.60 : x
  2. Step 2: Convert to fraction form
    134,920.80/202,271.28 = 50,633.60/x
  3. Step 3: Cross multiply
    134,920.80x = 202,271.28 × 50,633.60
  4. Step 4: Simplify right side
    134,920.80x = 10,241,723,083.01
  5. Step 5: Solve for x
    x = 10,241,723,083.01/134,920.80
  6. Step 6: Final answer
    x = 75,909.15

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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.