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Finding the Fourth Proportional to 141,513.60, 211,809.60 and 110,179.20

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Solution

The fourth proportional to 141,513.60, 211,809.60 and 110,179.20 is: 164,910.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,513.60 : 211,809.60 = 110,179.20 : x
  2. Step 2: Convert to fraction form
    141,513.60/211,809.60 = 110,179.20/x
  3. Step 3: Cross multiply
    141,513.60x = 211,809.60 × 110,179.20
  4. Step 4: Simplify right side
    141,513.60x = 23,337,012,280.32
  5. Step 5: Solve for x
    x = 23,337,012,280.32/141,513.60
  6. Step 6: Final answer
    x = 164,910.03

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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.