Home / 84,177.39-116,184.68-48,388.16

Finding the Fourth Proportional to 84,177.39, 116,184.68 and 48,388.16

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Solution

The fourth proportional to 84,177.39, 116,184.68 and 48,388.16 is: 66,787.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,177.39 : 116,184.68 = 48,388.16 : x
  2. Step 2: Convert to fraction form
    84,177.39/116,184.68 = 48,388.16/x
  3. Step 3: Cross multiply
    84,177.39x = 116,184.68 × 48,388.16
  4. Step 4: Simplify right side
    84,177.39x = 5,621,963,115.37
  5. Step 5: Solve for x
    x = 5,621,963,115.37/84,177.39
  6. Step 6: Final answer
    x = 66,787.09

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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.