Home / 141,757.08-212,672.21-53,011.23

Finding the Fourth Proportional to 141,757.08, 212,672.21 and 53,011.23

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Solution

The fourth proportional to 141,757.08, 212,672.21 and 53,011.23 is: 79,530.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,757.08 : 212,672.21 = 53,011.23 : x
  2. Step 2: Convert to fraction form
    141,757.08/212,672.21 = 53,011.23/x
  3. Step 3: Cross multiply
    141,757.08x = 212,672.21 × 53,011.23
  4. Step 4: Simplify right side
    141,757.08x = 11,274,015,173.86
  5. Step 5: Solve for x
    x = 11,274,015,173.86/141,757.08
  6. Step 6: Final answer
    x = 79,530.53

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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.