Home / 147,380.14-221,113.26-47,538.12

Finding the Fourth Proportional to 147,380.14, 221,113.26 and 47,538.12

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Solution

The fourth proportional to 147,380.14, 221,113.26 and 47,538.12 is: 71,321.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,380.14 : 221,113.26 = 47,538.12 : x
  2. Step 2: Convert to fraction form
    147,380.14/221,113.26 = 47,538.12/x
  3. Step 3: Cross multiply
    147,380.14x = 221,113.26 × 47,538.12
  4. Step 4: Simplify right side
    147,380.14x = 10,511,308,509.20
  5. Step 5: Solve for x
    x = 10,511,308,509.20/147,380.14
  6. Step 6: Final answer
    x = 71,321.07

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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.