Home / 117,445.48-161,895.78-92,251.24

Finding the Fourth Proportional to 117,445.48, 161,895.78 and 92,251.24

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Solution

The fourth proportional to 117,445.48, 161,895.78 and 92,251.24 is: 127,166.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,445.48 : 161,895.78 = 92,251.24 : x
  2. Step 2: Convert to fraction form
    117,445.48/161,895.78 = 92,251.24/x
  3. Step 3: Cross multiply
    117,445.48x = 161,895.78 × 92,251.24
  4. Step 4: Simplify right side
    117,445.48x = 14,935,086,455.77
  5. Step 5: Solve for x
    x = 14,935,086,455.77/117,445.48
  6. Step 6: Final answer
    x = 127,166.12

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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.