Home / 132,820.09-199,171.51-38,028.76

Finding the Fourth Proportional to 132,820.09, 199,171.51 and 38,028.76

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Solution

The fourth proportional to 132,820.09, 199,171.51 and 38,028.76 is: 57,026.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,820.09 : 199,171.51 = 38,028.76 : x
  2. Step 2: Convert to fraction form
    132,820.09/199,171.51 = 38,028.76/x
  3. Step 3: Cross multiply
    132,820.09x = 199,171.51 × 38,028.76
  4. Step 4: Simplify right side
    132,820.09x = 7,574,244,959.63
  5. Step 5: Solve for x
    x = 7,574,244,959.63/132,820.09
  6. Step 6: Final answer
    x = 57,026.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.