Home / 141,943.36-212,950.84-47,174.04

Finding the Fourth Proportional to 141,943.36, 212,950.84 and 47,174.04

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Solution

The fourth proportional to 141,943.36, 212,950.84 and 47,174.04 is: 70,772.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,943.36 : 212,950.84 = 47,174.04 : x
  2. Step 2: Convert to fraction form
    141,943.36/212,950.84 = 47,174.04/x
  3. Step 3: Cross multiply
    141,943.36x = 212,950.84 × 47,174.04
  4. Step 4: Simplify right side
    141,943.36x = 10,045,750,143.57
  5. Step 5: Solve for x
    x = 10,045,750,143.57/141,943.36
  6. Step 6: Final answer
    x = 70,772.95

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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.