Home / 141,623.28-212,434.92-52,883.71

Finding the Fourth Proportional to 141,623.28, 212,434.92 and 52,883.71

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Solution

The fourth proportional to 141,623.28, 212,434.92 and 52,883.71 is: 79,325.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,623.28 : 212,434.92 = 52,883.71 : x
  2. Step 2: Convert to fraction form
    141,623.28/212,434.92 = 52,883.71/x
  3. Step 3: Cross multiply
    141,623.28x = 212,434.92 × 52,883.71
  4. Step 4: Simplify right side
    141,623.28x = 11,234,346,703.15
  5. Step 5: Solve for x
    x = 11,234,346,703.15/141,623.28
  6. Step 6: Final answer
    x = 79,325.57

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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.