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Finding the Fourth Proportional to 262,092.30, 392,809.41 and 112,156.26

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Solution

The fourth proportional to 262,092.30, 392,809.41 and 112,156.26 is: 168,093.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,092.30 : 392,809.41 = 112,156.26 : x
  2. Step 2: Convert to fraction form
    262,092.30/392,809.41 = 112,156.26/x
  3. Step 3: Cross multiply
    262,092.30x = 392,809.41 × 112,156.26
  4. Step 4: Simplify right side
    262,092.30x = 44,056,034,318.41
  5. Step 5: Solve for x
    x = 44,056,034,318.41/262,092.30
  6. Step 6: Final answer
    x = 168,093.59

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1.5x scale

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.