Home / 112,934.07-155,844.07-67,637.25

Finding the Fourth Proportional to 112,934.07, 155,844.07 and 67,637.25

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Solution

The fourth proportional to 112,934.07, 155,844.07 and 67,637.25 is: 93,336.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,934.07 : 155,844.07 = 67,637.25 : x
  2. Step 2: Convert to fraction form
    112,934.07/155,844.07 = 67,637.25/x
  3. Step 3: Cross multiply
    112,934.07x = 155,844.07 × 67,637.25
  4. Step 4: Simplify right side
    112,934.07x = 10,540,864,154.51
  5. Step 5: Solve for x
    x = 10,540,864,154.51/112,934.07
  6. Step 6: Final answer
    x = 93,336.44

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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.