Home / 132,648.62-183,176.64-84,266.10

Finding the Fourth Proportional to 132,648.62, 183,176.64 and 84,266.10

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Solution

The fourth proportional to 132,648.62, 183,176.64 and 84,266.10 is: 116,364.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,648.62 : 183,176.64 = 84,266.10 : x
  2. Step 2: Convert to fraction form
    132,648.62/183,176.64 = 84,266.10/x
  3. Step 3: Cross multiply
    132,648.62x = 183,176.64 × 84,266.10
  4. Step 4: Simplify right side
    132,648.62x = 15,435,581,063.90
  5. Step 5: Solve for x
    x = 15,435,581,063.90/132,648.62
  6. Step 6: Final answer
    x = 116,364.43

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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.