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Finding the Fourth Proportional to 101,955.33, 140,641.68 and 94,738.86

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Solution

The fourth proportional to 101,955.33, 140,641.68 and 94,738.86 is: 130,686.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,955.33 : 140,641.68 = 94,738.86 : x
  2. Step 2: Convert to fraction form
    101,955.33/140,641.68 = 94,738.86/x
  3. Step 3: Cross multiply
    101,955.33x = 140,641.68 × 94,738.86
  4. Step 4: Simplify right side
    101,955.33x = 13,324,232,431.68
  5. Step 5: Solve for x
    x = 13,324,232,431.68/101,955.33
  6. Step 6: Final answer
    x = 130,686.96

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1.5x scale

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.