Home / 146,785.13-220,177.69-35,977.13

Finding the Fourth Proportional to 146,785.13, 220,177.69 and 35,977.13

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Solution

The fourth proportional to 146,785.13, 220,177.69 and 35,977.13 is: 53,965.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,785.13 : 220,177.69 = 35,977.13 : x
  2. Step 2: Convert to fraction form
    146,785.13/220,177.69 = 35,977.13/x
  3. Step 3: Cross multiply
    146,785.13x = 220,177.69 × 35,977.13
  4. Step 4: Simplify right side
    146,785.13x = 7,921,360,185.40
  5. Step 5: Solve for x
    x = 7,921,360,185.40/146,785.13
  6. Step 6: Final answer
    x = 53,965.69

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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.