Home / 246,222.66-339,782.49-138,790.65

Finding the Fourth Proportional to 246,222.66, 339,782.49 and 138,790.65

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Solution

The fourth proportional to 246,222.66, 339,782.49 and 138,790.65 is: 191,528.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,222.66 : 339,782.49 = 138,790.65 : x
  2. Step 2: Convert to fraction form
    246,222.66/339,782.49 = 138,790.65/x
  3. Step 3: Cross multiply
    246,222.66x = 339,782.49 × 138,790.65
  4. Step 4: Simplify right side
    246,222.66x = 47,158,632,645.72
  5. Step 5: Solve for x
    x = 47,158,632,645.72/246,222.66
  6. Step 6: Final answer
    x = 191,528.40

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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.