Home / 159,580.52-220,016.66-130,794.28

Finding the Fourth Proportional to 159,580.52, 220,016.66 and 130,794.28

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Solution

The fourth proportional to 159,580.52, 220,016.66 and 130,794.28 is: 180,328.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,580.52 : 220,016.66 = 130,794.28 : x
  2. Step 2: Convert to fraction form
    159,580.52/220,016.66 = 130,794.28/x
  3. Step 3: Cross multiply
    159,580.52x = 220,016.66 × 130,794.28
  4. Step 4: Simplify right side
    159,580.52x = 28,776,920,632.70
  5. Step 5: Solve for x
    x = 28,776,920,632.70/159,580.52
  6. Step 6: Final answer
    x = 180,328.53

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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.