Home / 147,074.46-220,570.68-52,292.64

Finding the Fourth Proportional to 147,074.46, 220,570.68 and 52,292.64

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Solution

The fourth proportional to 147,074.46, 220,570.68 and 52,292.64 is: 78,424.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,074.46 : 220,570.68 = 52,292.64 : x
  2. Step 2: Convert to fraction form
    147,074.46/220,570.68 = 52,292.64/x
  3. Step 3: Cross multiply
    147,074.46x = 220,570.68 × 52,292.64
  4. Step 4: Simplify right side
    147,074.46x = 11,534,223,163.80
  5. Step 5: Solve for x
    x = 11,534,223,163.80/147,074.46
  6. Step 6: Final answer
    x = 78,424.38

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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.