Home / 141,394.26-212,188.60-52,718.70

Finding the Fourth Proportional to 141,394.26, 212,188.60 and 52,718.70

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Solution

The fourth proportional to 141,394.26, 212,188.60 and 52,718.70 is: 79,114.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,394.26 : 212,188.60 = 52,718.70 : x
  2. Step 2: Convert to fraction form
    141,394.26/212,188.60 = 52,718.70/x
  3. Step 3: Cross multiply
    141,394.26x = 212,188.60 × 52,718.70
  4. Step 4: Simplify right side
    141,394.26x = 11,186,307,146.82
  5. Step 5: Solve for x
    x = 11,186,307,146.82/141,394.26
  6. Step 6: Final answer
    x = 79,114.29

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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.