Home / 132,482.05-182,851.49-75,122.51

Finding the Fourth Proportional to 132,482.05, 182,851.49 and 75,122.51

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Solution

The fourth proportional to 132,482.05, 182,851.49 and 75,122.51 is: 103,683.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,482.05 : 182,851.49 = 75,122.51 : x
  2. Step 2: Convert to fraction form
    132,482.05/182,851.49 = 75,122.51/x
  3. Step 3: Cross multiply
    132,482.05x = 182,851.49 × 75,122.51
  4. Step 4: Simplify right side
    132,482.05x = 13,736,262,563.57
  5. Step 5: Solve for x
    x = 13,736,262,563.57/132,482.05
  6. Step 6: Final answer
    x = 103,683.95

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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.