Home / 220,899.98-331,360.90-63,151.68

Finding the Fourth Proportional to 220,899.98, 331,360.90 and 63,151.68

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Solution

The fourth proportional to 220,899.98, 331,360.90 and 63,151.68 is: 94,730.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,899.98 : 331,360.90 = 63,151.68 : x
  2. Step 2: Convert to fraction form
    220,899.98/331,360.90 = 63,151.68/x
  3. Step 3: Cross multiply
    220,899.98x = 331,360.90 × 63,151.68
  4. Step 4: Simplify right side
    220,899.98x = 20,925,997,521.31
  5. Step 5: Solve for x
    x = 20,925,997,521.31/220,899.98
  6. Step 6: Final answer
    x = 94,730.64

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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.