Home / 78,797.37-118,196.91-22,637.94

Finding the Fourth Proportional to 78,797.37, 118,196.91 and 22,637.94

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Solution

The fourth proportional to 78,797.37, 118,196.91 and 22,637.94 is: 33,957.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,797.37 : 118,196.91 = 22,637.94 : x
  2. Step 2: Convert to fraction form
    78,797.37/118,196.91 = 22,637.94/x
  3. Step 3: Cross multiply
    78,797.37x = 118,196.91 × 22,637.94
  4. Step 4: Simplify right side
    78,797.37x = 2,675,734,912.76
  5. Step 5: Solve for x
    x = 2,675,734,912.76/78,797.37
  6. Step 6: Final answer
    x = 33,957.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.