Home / 213,297.84-320,010.48-63,543.36

Finding the Fourth Proportional to 213,297.84, 320,010.48 and 63,543.36

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Solution

The fourth proportional to 213,297.84, 320,010.48 and 63,543.36 is: 95,334.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,297.84 : 320,010.48 = 63,543.36 : x
  2. Step 2: Convert to fraction form
    213,297.84/320,010.48 = 63,543.36/x
  3. Step 3: Cross multiply
    213,297.84x = 320,010.48 × 63,543.36
  4. Step 4: Simplify right side
    213,297.84x = 20,334,541,134.41
  5. Step 5: Solve for x
    x = 20,334,541,134.41/213,297.84
  6. Step 6: Final answer
    x = 95,334.02

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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.