Home / 132,154.82-182,329.26-84,436.10

Finding the Fourth Proportional to 132,154.82, 182,329.26 and 84,436.10

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Solution

The fourth proportional to 132,154.82, 182,329.26 and 84,436.10 is: 116,493.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,154.82 : 182,329.26 = 84,436.10 : x
  2. Step 2: Convert to fraction form
    132,154.82/182,329.26 = 84,436.10/x
  3. Step 3: Cross multiply
    132,154.82x = 182,329.26 × 84,436.10
  4. Step 4: Simplify right side
    132,154.82x = 15,395,171,560.69
  5. Step 5: Solve for x
    x = 15,395,171,560.69/132,154.82
  6. Step 6: Final answer
    x = 116,493.46

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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.