Home / 141,535.18-212,338.41-52,791.58

Finding the Fourth Proportional to 141,535.18, 212,338.41 and 52,791.58

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Solution

The fourth proportional to 141,535.18, 212,338.41 and 52,791.58 is: 79,200.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,535.18 : 212,338.41 = 52,791.58 : x
  2. Step 2: Convert to fraction form
    141,535.18/212,338.41 = 52,791.58/x
  3. Step 3: Cross multiply
    141,535.18x = 212,338.41 × 52,791.58
  4. Step 4: Simplify right side
    141,535.18x = 11,209,680,158.59
  5. Step 5: Solve for x
    x = 11,209,680,158.59/141,535.18
  6. Step 6: Final answer
    x = 79,200.66

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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.