Home / 140,865.52-211,366.62-61,969.50

Finding the Fourth Proportional to 140,865.52, 211,366.62 and 61,969.50

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Solution

The fourth proportional to 140,865.52, 211,366.62 and 61,969.50 is: 92,984.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,865.52 : 211,366.62 = 61,969.50 : x
  2. Step 2: Convert to fraction form
    140,865.52/211,366.62 = 61,969.50/x
  3. Step 3: Cross multiply
    140,865.52x = 211,366.62 × 61,969.50
  4. Step 4: Simplify right side
    140,865.52x = 13,098,283,758.09
  5. Step 5: Solve for x
    x = 13,098,283,758.09/140,865.52
  6. Step 6: Final answer
    x = 92,984.31

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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.