Home / 160,402.48-221,360.64-92,414.11

Finding the Fourth Proportional to 160,402.48, 221,360.64 and 92,414.11

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Solution

The fourth proportional to 160,402.48, 221,360.64 and 92,414.11 is: 127,534.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,402.48 : 221,360.64 = 92,414.11 : x
  2. Step 2: Convert to fraction form
    160,402.48/221,360.64 = 92,414.11/x
  3. Step 3: Cross multiply
    160,402.48x = 221,360.64 × 92,414.11
  4. Step 4: Simplify right side
    160,402.48x = 20,456,846,534.63
  5. Step 5: Solve for x
    x = 20,456,846,534.63/160,402.48
  6. Step 6: Final answer
    x = 127,534.48

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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.