Home / 132,126.87-182,258.82-84,326.34

Finding the Fourth Proportional to 132,126.87, 182,258.82 and 84,326.34

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Solution

The fourth proportional to 132,126.87, 182,258.82 and 84,326.34 is: 116,321.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,126.87 : 182,258.82 = 84,326.34 : x
  2. Step 2: Convert to fraction form
    132,126.87/182,258.82 = 84,326.34/x
  3. Step 3: Cross multiply
    132,126.87x = 182,258.82 × 84,326.34
  4. Step 4: Simplify right side
    132,126.87x = 15,369,219,223.32
  5. Step 5: Solve for x
    x = 15,369,219,223.32/132,126.87
  6. Step 6: Final answer
    x = 116,321.68

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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.