Home / 143,248.82-197,695.14-92,367.47

Finding the Fourth Proportional to 143,248.82, 197,695.14 and 92,367.47

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Solution

The fourth proportional to 143,248.82, 197,695.14 and 92,367.47 is: 127,474.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,248.82 : 197,695.14 = 92,367.47 : x
  2. Step 2: Convert to fraction form
    143,248.82/197,695.14 = 92,367.47/x
  3. Step 3: Cross multiply
    143,248.82x = 197,695.14 × 92,367.47
  4. Step 4: Simplify right side
    143,248.82x = 18,260,599,913.10
  5. Step 5: Solve for x
    x = 18,260,599,913.10/143,248.82
  6. Step 6: Final answer
    x = 127,474.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.