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Finding the Fourth Proportional to 141,357.19, 212,046.08 and 52,610.67

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Solution

The fourth proportional to 141,357.19, 212,046.08 and 52,610.67 is: 78,919.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,357.19 : 212,046.08 = 52,610.67 : x
  2. Step 2: Convert to fraction form
    141,357.19/212,046.08 = 52,610.67/x
  3. Step 3: Cross multiply
    141,357.19x = 212,046.08 × 52,610.67
  4. Step 4: Simplify right side
    141,357.19x = 11,155,886,339.67
  5. Step 5: Solve for x
    x = 11,155,886,339.67/141,357.19
  6. Step 6: Final answer
    x = 78,919.84

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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.