Home / 141,765.06-212,608.71-52,989.06

Finding the Fourth Proportional to 141,765.06, 212,608.71 and 52,989.06

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Solution

The fourth proportional to 141,765.06, 212,608.71 and 52,989.06 is: 79,469.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,765.06 : 212,608.71 = 52,989.06 : x
  2. Step 2: Convert to fraction form
    141,765.06/212,608.71 = 52,989.06/x
  3. Step 3: Cross multiply
    141,765.06x = 212,608.71 × 52,989.06
  4. Step 4: Simplify right side
    141,765.06x = 11,265,935,690.71
  5. Step 5: Solve for x
    x = 11,265,935,690.71/141,765.06
  6. Step 6: Final answer
    x = 79,469.06

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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.