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Finding the Fourth Proportional to 140,996.88, 211,569.60 and 62,165.52

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Solution

The fourth proportional to 140,996.88, 211,569.60 and 62,165.52 is: 93,281.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,996.88 : 211,569.60 = 62,165.52 : x
  2. Step 2: Convert to fraction form
    140,996.88/211,569.60 = 62,165.52/x
  3. Step 3: Cross multiply
    140,996.88x = 211,569.60 × 62,165.52
  4. Step 4: Simplify right side
    140,996.88x = 13,152,334,200.19
  5. Step 5: Solve for x
    x = 13,152,334,200.19/140,996.88
  6. Step 6: Final answer
    x = 93,281.03

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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.