Home / 214,972.79-322,505.55-65,225.15

Finding the Fourth Proportional to 214,972.79, 322,505.55 and 65,225.15

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Solution

The fourth proportional to 214,972.79, 322,505.55 and 65,225.15 is: 97,851.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,972.79 : 322,505.55 = 65,225.15 : x
  2. Step 2: Convert to fraction form
    214,972.79/322,505.55 = 65,225.15/x
  3. Step 3: Cross multiply
    214,972.79x = 322,505.55 × 65,225.15
  4. Step 4: Simplify right side
    214,972.79x = 21,035,472,874.58
  5. Step 5: Solve for x
    x = 21,035,472,874.58/214,972.79
  6. Step 6: Final answer
    x = 97,851.79

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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.