Home / 105,793.31-158,689.28-26,906.86

Finding the Fourth Proportional to 105,793.31, 158,689.28 and 26,906.86

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Solution

The fourth proportional to 105,793.31, 158,689.28 and 26,906.86 is: 40,360.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,793.31 : 158,689.28 = 26,906.86 : x
  2. Step 2: Convert to fraction form
    105,793.31/158,689.28 = 26,906.86/x
  3. Step 3: Cross multiply
    105,793.31x = 158,689.28 × 26,906.86
  4. Step 4: Simplify right side
    105,793.31x = 4,269,830,240.46
  5. Step 5: Solve for x
    x = 4,269,830,240.46/105,793.31
  6. Step 6: Final answer
    x = 40,360.12

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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.