Home / 143,244.53-214,792.88-64,291.20

Finding the Fourth Proportional to 143,244.53, 214,792.88 and 64,291.20

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Solution

The fourth proportional to 143,244.53, 214,792.88 and 64,291.20 is: 96,403.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,244.53 : 214,792.88 = 64,291.20 : x
  2. Step 2: Convert to fraction form
    143,244.53/214,792.88 = 64,291.20/x
  3. Step 3: Cross multiply
    143,244.53x = 214,792.88 × 64,291.20
  4. Step 4: Simplify right side
    143,244.53x = 13,809,292,006.66
  5. Step 5: Solve for x
    x = 13,809,292,006.66/143,244.53
  6. Step 6: Final answer
    x = 96,403.63

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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.