Home / 239,366.08-330,323.54-131,936.20

Finding the Fourth Proportional to 239,366.08, 330,323.54 and 131,936.20

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Solution

The fourth proportional to 239,366.08, 330,323.54 and 131,936.20 is: 182,071.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,366.08 : 330,323.54 = 131,936.20 : x
  2. Step 2: Convert to fraction form
    239,366.08/330,323.54 = 131,936.20/x
  3. Step 3: Cross multiply
    239,366.08x = 330,323.54 × 131,936.20
  4. Step 4: Simplify right side
    239,366.08x = 43,581,632,638.15
  5. Step 5: Solve for x
    x = 43,581,632,638.15/239,366.08
  6. Step 6: Final answer
    x = 182,071.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.