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Finding the Fourth Proportional to 132,995.64, 183,405.96 and 89,486.22

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Solution

The fourth proportional to 132,995.64, 183,405.96 and 89,486.22 is: 123,404.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,995.64 : 183,405.96 = 89,486.22 : x
  2. Step 2: Convert to fraction form
    132,995.64/183,405.96 = 89,486.22/x
  3. Step 3: Cross multiply
    132,995.64x = 183,405.96 × 89,486.22
  4. Step 4: Simplify right side
    132,995.64x = 16,412,306,085.87
  5. Step 5: Solve for x
    x = 16,412,306,085.87/132,995.64
  6. Step 6: Final answer
    x = 123,404.84

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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.