Home / 132,170.51-182,392.40-71,741.27

Finding the Fourth Proportional to 132,170.51, 182,392.40 and 71,741.27

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Solution

The fourth proportional to 132,170.51, 182,392.40 and 71,741.27 is: 99,001.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,170.51 : 182,392.40 = 71,741.27 : x
  2. Step 2: Convert to fraction form
    132,170.51/182,392.40 = 71,741.27/x
  3. Step 3: Cross multiply
    132,170.51x = 182,392.40 × 71,741.27
  4. Step 4: Simplify right side
    132,170.51x = 13,085,061,143.68
  5. Step 5: Solve for x
    x = 13,085,061,143.68/132,170.51
  6. Step 6: Final answer
    x = 99,001.37

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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.