Home / 147,148.08-220,754.76-53,653.56

Finding the Fourth Proportional to 147,148.08, 220,754.76 and 53,653.56

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Solution

The fourth proportional to 147,148.08, 220,754.76 and 53,653.56 is: 80,492.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,148.08 : 220,754.76 = 53,653.56 : x
  2. Step 2: Convert to fraction form
    147,148.08/220,754.76 = 53,653.56/x
  3. Step 3: Cross multiply
    147,148.08x = 220,754.76 × 53,653.56
  4. Step 4: Simplify right side
    147,148.08x = 11,844,278,760.95
  5. Step 5: Solve for x
    x = 11,844,278,760.95/147,148.08
  6. Step 6: Final answer
    x = 80,492.24

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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.