Home / 132,184.62-182,338.42-84,384.09

Finding the Fourth Proportional to 132,184.62, 182,338.42 and 84,384.09

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Solution

The fourth proportional to 132,184.62, 182,338.42 and 84,384.09 is: 116,401.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,184.62 : 182,338.42 = 84,384.09 : x
  2. Step 2: Convert to fraction form
    132,184.62/182,338.42 = 84,384.09/x
  3. Step 3: Cross multiply
    132,184.62x = 182,338.42 × 84,384.09
  4. Step 4: Simplify right side
    132,184.62x = 15,386,461,643.74
  5. Step 5: Solve for x
    x = 15,386,461,643.74/132,184.62
  6. Step 6: Final answer
    x = 116,401.30

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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.