Home / 213,307.32-320,054.40-101,067.66

Finding the Fourth Proportional to 213,307.32, 320,054.40 and 101,067.66

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Solution

The fourth proportional to 213,307.32, 320,054.40 and 101,067.66 is: 151,645.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,307.32 : 320,054.40 = 101,067.66 : x
  2. Step 2: Convert to fraction form
    213,307.32/320,054.40 = 101,067.66/x
  3. Step 3: Cross multiply
    213,307.32x = 320,054.40 × 101,067.66
  4. Step 4: Simplify right side
    213,307.32x = 32,347,149,280.70
  5. Step 5: Solve for x
    x = 32,347,149,280.70/213,307.32
  6. Step 6: Final answer
    x = 151,645.75

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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.