Home / 213,005.95-319,575.22-63,247.02

Finding the Fourth Proportional to 213,005.95, 319,575.22 and 63,247.02

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Solution

The fourth proportional to 213,005.95, 319,575.22 and 63,247.02 is: 94,890.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,005.95 : 319,575.22 = 63,247.02 : x
  2. Step 2: Convert to fraction form
    213,005.95/319,575.22 = 63,247.02/x
  3. Step 3: Cross multiply
    213,005.95x = 319,575.22 × 63,247.02
  4. Step 4: Simplify right side
    213,005.95x = 20,212,180,172.73
  5. Step 5: Solve for x
    x = 20,212,180,172.73/213,005.95
  6. Step 6: Final answer
    x = 94,890.22

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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.