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Finding the Fourth Proportional to 101,334.82, 151,260.16 and 89,364.33

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Solution

The fourth proportional to 101,334.82, 151,260.16 and 89,364.33 is: 133,392.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,334.82 : 151,260.16 = 89,364.33 : x
  2. Step 2: Convert to fraction form
    101,334.82/151,260.16 = 89,364.33/x
  3. Step 3: Cross multiply
    101,334.82x = 151,260.16 × 89,364.33
  4. Step 4: Simplify right side
    101,334.82x = 13,517,262,321.20
  5. Step 5: Solve for x
    x = 13,517,262,321.20/101,334.82
  6. Step 6: Final answer
    x = 133,392.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.