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Finding the Fourth Proportional to 185,550.33, 277,854.48 and 155,485.56

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Solution

The fourth proportional to 185,550.33, 277,854.48 and 155,485.56 is: 232,833.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,550.33 : 277,854.48 = 155,485.56 : x
  2. Step 2: Convert to fraction form
    185,550.33/277,854.48 = 155,485.56/x
  3. Step 3: Cross multiply
    185,550.33x = 277,854.48 × 155,485.56
  4. Step 4: Simplify right side
    185,550.33x = 43,202,359,421.31
  5. Step 5: Solve for x
    x = 43,202,359,421.31/185,550.33
  6. Step 6: Final answer
    x = 232,833.64

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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.