Home / 141,908.46-212,747.27-53,112.21

Finding the Fourth Proportional to 141,908.46, 212,747.27 and 53,112.21

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Solution

The fourth proportional to 141,908.46, 212,747.27 and 53,112.21 is: 79,625.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,908.46 : 212,747.27 = 53,112.21 : x
  2. Step 2: Convert to fraction form
    141,908.46/212,747.27 = 53,112.21/x
  3. Step 3: Cross multiply
    141,908.46x = 212,747.27 × 53,112.21
  4. Step 4: Simplify right side
    141,908.46x = 11,299,477,415.61
  5. Step 5: Solve for x
    x = 11,299,477,415.61/141,908.46
  6. Step 6: Final answer
    x = 79,625.11

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1.5x scale

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.