Home / 84,867.36-117,122.40-49,066.17

Finding the Fourth Proportional to 84,867.36, 117,122.40 and 49,066.17

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Solution

The fourth proportional to 84,867.36, 117,122.40 and 49,066.17 is: 67,714.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,867.36 : 117,122.40 = 49,066.17 : x
  2. Step 2: Convert to fraction form
    84,867.36/117,122.40 = 49,066.17/x
  3. Step 3: Cross multiply
    84,867.36x = 117,122.40 × 49,066.17
  4. Step 4: Simplify right side
    84,867.36x = 5,746,747,589.21
  5. Step 5: Solve for x
    x = 5,746,747,589.21/84,867.36
  6. Step 6: Final answer
    x = 67,714.46

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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.