Home / 84,964.32-117,259.92-49,153.68

Finding the Fourth Proportional to 84,964.32, 117,259.92 and 49,153.68

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Solution

The fourth proportional to 84,964.32, 117,259.92 and 49,153.68 is: 67,837.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,964.32 : 117,259.92 = 49,153.68 : x
  2. Step 2: Convert to fraction form
    84,964.32/117,259.92 = 49,153.68/x
  3. Step 3: Cross multiply
    84,964.32x = 117,259.92 × 49,153.68
  4. Step 4: Simplify right side
    84,964.32x = 5,763,756,584.51
  5. Step 5: Solve for x
    x = 5,763,756,584.51/84,964.32
  6. Step 6: Final answer
    x = 67,837.38

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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.