Home / 141,821.48-212,757.53-47,057.36

Finding the Fourth Proportional to 141,821.48, 212,757.53 and 47,057.36

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Solution

The fourth proportional to 141,821.48, 212,757.53 and 47,057.36 is: 70,594.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,821.48 : 212,757.53 = 47,057.36 : x
  2. Step 2: Convert to fraction form
    141,821.48/212,757.53 = 47,057.36/x
  3. Step 3: Cross multiply
    141,821.48x = 212,757.53 × 47,057.36
  4. Step 4: Simplify right side
    141,821.48x = 10,011,806,382.85
  5. Step 5: Solve for x
    x = 10,011,806,382.85/141,821.48
  6. Step 6: Final answer
    x = 70,594.43

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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.