Home / 132,416.64-182,738.56-71,991.36

Finding the Fourth Proportional to 132,416.64, 182,738.56 and 71,991.36

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Solution

The fourth proportional to 132,416.64, 182,738.56 and 71,991.36 is: 99,350.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,416.64 : 182,738.56 = 71,991.36 : x
  2. Step 2: Convert to fraction form
    132,416.64/182,738.56 = 71,991.36/x
  3. Step 3: Cross multiply
    132,416.64x = 182,738.56 × 71,991.36
  4. Step 4: Simplify right side
    132,416.64x = 13,155,597,458.84
  5. Step 5: Solve for x
    x = 13,155,597,458.84/132,416.64
  6. Step 6: Final answer
    x = 99,350.03

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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.