Home / 141,721.48-212,608.38-58,621.96

Finding the Fourth Proportional to 141,721.48, 212,608.38 and 58,621.96

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Solution

The fourth proportional to 141,721.48, 212,608.38 and 58,621.96 is: 87,943.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,721.48 : 212,608.38 = 58,621.96 : x
  2. Step 2: Convert to fraction form
    141,721.48/212,608.38 = 58,621.96/x
  3. Step 3: Cross multiply
    141,721.48x = 212,608.38 × 58,621.96
  4. Step 4: Simplify right side
    141,721.48x = 12,463,519,948.02
  5. Step 5: Solve for x
    x = 12,463,519,948.02/141,721.48
  6. Step 6: Final answer
    x = 87,943.76

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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.