Home / 122,364.27-168,860.09-67,913.26

Finding the Fourth Proportional to 122,364.27, 168,860.09 and 67,913.26

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Solution

The fourth proportional to 122,364.27, 168,860.09 and 67,913.26 is: 93,718.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,364.27 : 168,860.09 = 67,913.26 : x
  2. Step 2: Convert to fraction form
    122,364.27/168,860.09 = 67,913.26/x
  3. Step 3: Cross multiply
    122,364.27x = 168,860.09 × 67,913.26
  4. Step 4: Simplify right side
    122,364.27x = 11,467,838,943.43
  5. Step 5: Solve for x
    x = 11,467,838,943.43/122,364.27
  6. Step 6: Final answer
    x = 93,718.85

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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.