Home / 146,789.80-220,184.70-35,981.80

Finding the Fourth Proportional to 146,789.80, 220,184.70 and 35,981.80

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Solution

The fourth proportional to 146,789.80, 220,184.70 and 35,981.80 is: 53,972.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,789.80 : 220,184.70 = 35,981.80 : x
  2. Step 2: Convert to fraction form
    146,789.80/220,184.70 = 35,981.80/x
  3. Step 3: Cross multiply
    146,789.80x = 220,184.70 × 35,981.80
  4. Step 4: Simplify right side
    146,789.80x = 7,922,641,838.46
  5. Step 5: Solve for x
    x = 7,922,641,838.46/146,789.80
  6. Step 6: Final answer
    x = 53,972.70

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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.