Home / 141,933.29-212,895.27-57,668.45

Finding the Fourth Proportional to 141,933.29, 212,895.27 and 57,668.45

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Solution

The fourth proportional to 141,933.29, 212,895.27 and 57,668.45 is: 86,500.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,933.29 : 212,895.27 = 57,668.45 : x
  2. Step 2: Convert to fraction form
    141,933.29/212,895.27 = 57,668.45/x
  3. Step 3: Cross multiply
    141,933.29x = 212,895.27 × 57,668.45
  4. Step 4: Simplify right side
    141,933.29x = 12,277,339,168.76
  5. Step 5: Solve for x
    x = 12,277,339,168.76/141,933.29
  6. Step 6: Final answer
    x = 86,500.78

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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.