Home / 159,928.08-221,634.26-157,673.04

Finding the Fourth Proportional to 159,928.08, 221,634.26 and 157,673.04

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Solution

The fourth proportional to 159,928.08, 221,634.26 and 157,673.04 is: 218,509.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,928.08 : 221,634.26 = 157,673.04 : x
  2. Step 2: Convert to fraction form
    159,928.08/221,634.26 = 157,673.04/x
  3. Step 3: Cross multiply
    159,928.08x = 221,634.26 × 157,673.04
  4. Step 4: Simplify right side
    159,928.08x = 34,945,747,542.35
  5. Step 5: Solve for x
    x = 34,945,747,542.35/159,928.08
  6. Step 6: Final answer
    x = 218,509.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.