Home / 88,669.49-122,363.87-56,838.44

Finding the Fourth Proportional to 88,669.49, 122,363.87 and 56,838.44

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Solution

The fourth proportional to 88,669.49, 122,363.87 and 56,838.44 is: 78,437.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,669.49 : 122,363.87 = 56,838.44 : x
  2. Step 2: Convert to fraction form
    88,669.49/122,363.87 = 56,838.44/x
  3. Step 3: Cross multiply
    88,669.49x = 122,363.87 × 56,838.44
  4. Step 4: Simplify right side
    88,669.49x = 6,954,971,504.88
  5. Step 5: Solve for x
    x = 6,954,971,504.88/88,669.49
  6. Step 6: Final answer
    x = 78,437.04

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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.