Home / 213,182.03-319,717.35-63,381.98

Finding the Fourth Proportional to 213,182.03, 319,717.35 and 63,381.98

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Solution

The fourth proportional to 213,182.03, 319,717.35 and 63,381.98 is: 95,056.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,182.03 : 319,717.35 = 63,381.98 : x
  2. Step 2: Convert to fraction form
    213,182.03/319,717.35 = 63,381.98/x
  3. Step 3: Cross multiply
    213,182.03x = 319,717.35 × 63,381.98
  4. Step 4: Simplify right side
    213,182.03x = 20,264,317,084.77
  5. Step 5: Solve for x
    x = 20,264,317,084.77/213,182.03
  6. Step 6: Final answer
    x = 95,056.41

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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.