Home / 141,753.12-212,555.88-52,933.59

Finding the Fourth Proportional to 141,753.12, 212,555.88 and 52,933.59

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Solution

The fourth proportional to 141,753.12, 212,555.88 and 52,933.59 is: 79,372.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,753.12 : 212,555.88 = 52,933.59 : x
  2. Step 2: Convert to fraction form
    141,753.12/212,555.88 = 52,933.59/x
  3. Step 3: Cross multiply
    141,753.12x = 212,555.88 × 52,933.59
  4. Step 4: Simplify right side
    141,753.12x = 11,251,345,804.01
  5. Step 5: Solve for x
    x = 11,251,345,804.01/141,753.12
  6. Step 6: Final answer
    x = 79,372.83

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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.