Home / 213,008.60-319,558.26-63,249.32

Finding the Fourth Proportional to 213,008.60, 319,558.26 and 63,249.32

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Solution

The fourth proportional to 213,008.60, 319,558.26 and 63,249.32 is: 94,887.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,008.60 : 319,558.26 = 63,249.32 : x
  2. Step 2: Convert to fraction form
    213,008.60/319,558.26 = 63,249.32/x
  3. Step 3: Cross multiply
    213,008.60x = 319,558.26 × 63,249.32
  4. Step 4: Simplify right side
    213,008.60x = 20,211,842,645.38
  5. Step 5: Solve for x
    x = 20,211,842,645.38/213,008.60
  6. Step 6: Final answer
    x = 94,887.45

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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.