Home / 221,122.10-331,740.56-63,362.86

Finding the Fourth Proportional to 221,122.10, 331,740.56 and 63,362.86

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Solution

The fourth proportional to 221,122.10, 331,740.56 and 63,362.86 is: 95,060.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,122.10 : 331,740.56 = 63,362.86 : x
  2. Step 2: Convert to fraction form
    221,122.10/331,740.56 = 63,362.86/x
  3. Step 3: Cross multiply
    221,122.10x = 331,740.56 × 63,362.86
  4. Step 4: Simplify right side
    221,122.10x = 21,020,029,988.66
  5. Step 5: Solve for x
    x = 21,020,029,988.66/221,122.10
  6. Step 6: Final answer
    x = 95,060.74

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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.