Home / 155,020.35-232,530.53-55,293.15

Finding the Fourth Proportional to 155,020.35, 232,530.53 and 55,293.15

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Solution

The fourth proportional to 155,020.35, 232,530.53 and 55,293.15 is: 82,939.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,020.35 : 232,530.53 = 55,293.15 : x
  2. Step 2: Convert to fraction form
    155,020.35/232,530.53 = 55,293.15/x
  3. Step 3: Cross multiply
    155,020.35x = 232,530.53 × 55,293.15
  4. Step 4: Simplify right side
    155,020.35x = 12,857,345,198.40
  5. Step 5: Solve for x
    x = 12,857,345,198.40/155,020.35
  6. Step 6: Final answer
    x = 82,939.73

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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.