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Finding the Fourth Proportional to 235,151.66, 324,504.62 and 133,175.48

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Solution

The fourth proportional to 235,151.66, 324,504.62 and 133,175.48 is: 183,779.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,151.66 : 324,504.62 = 133,175.48 : x
  2. Step 2: Convert to fraction form
    235,151.66/324,504.62 = 133,175.48/x
  3. Step 3: Cross multiply
    235,151.66x = 324,504.62 × 133,175.48
  4. Step 4: Simplify right side
    235,151.66x = 43,216,058,530.72
  5. Step 5: Solve for x
    x = 43,216,058,530.72/235,151.66
  6. Step 6: Final answer
    x = 183,779.52

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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.