Home / 84,851.91-117,088.78-49,044.24

Finding the Fourth Proportional to 84,851.91, 117,088.78 and 49,044.24

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Solution

The fourth proportional to 84,851.91, 117,088.78 and 49,044.24 is: 67,677.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,851.91 : 117,088.78 = 49,044.24 : x
  2. Step 2: Convert to fraction form
    84,851.91/117,088.78 = 49,044.24/x
  3. Step 3: Cross multiply
    84,851.91x = 117,088.78 × 49,044.24
  4. Step 4: Simplify right side
    84,851.91x = 5,742,530,227.63
  5. Step 5: Solve for x
    x = 5,742,530,227.63/84,851.91
  6. Step 6: Final answer
    x = 67,677.09

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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.