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Finding the Fourth Proportional to 141,224.95, 211,866.58 and 41,388.40

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Solution

The fourth proportional to 141,224.95, 211,866.58 and 41,388.40 is: 62,091.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,224.95 : 211,866.58 = 41,388.40 : x
  2. Step 2: Convert to fraction form
    141,224.95/211,866.58 = 41,388.40/x
  3. Step 3: Cross multiply
    141,224.95x = 211,866.58 × 41,388.40
  4. Step 4: Simplify right side
    141,224.95x = 8,768,818,759.67
  5. Step 5: Solve for x
    x = 8,768,818,759.67/141,224.95
  6. Step 6: Final answer
    x = 62,091.14

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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.