Home / 146,843.12-220,156.95-46,945.82

Finding the Fourth Proportional to 146,843.12, 220,156.95 and 46,945.82

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Solution

The fourth proportional to 146,843.12, 220,156.95 and 46,945.82 is: 70,384.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,843.12 : 220,156.95 = 46,945.82 : x
  2. Step 2: Convert to fraction form
    146,843.12/220,156.95 = 46,945.82/x
  3. Step 3: Cross multiply
    146,843.12x = 220,156.95 × 46,945.82
  4. Step 4: Simplify right side
    146,843.12x = 10,335,448,546.45
  5. Step 5: Solve for x
    x = 10,335,448,546.45/146,843.12
  6. Step 6: Final answer
    x = 70,384.29

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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.