Home / 88,181.06-121,692.04-47,894.36

Finding the Fourth Proportional to 88,181.06, 121,692.04 and 47,894.36

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Solution

The fourth proportional to 88,181.06, 121,692.04 and 47,894.36 is: 66,095.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,181.06 : 121,692.04 = 47,894.36 : x
  2. Step 2: Convert to fraction form
    88,181.06/121,692.04 = 47,894.36/x
  3. Step 3: Cross multiply
    88,181.06x = 121,692.04 × 47,894.36
  4. Step 4: Simplify right side
    88,181.06x = 5,828,361,644.70
  5. Step 5: Solve for x
    x = 5,828,361,644.70/88,181.06
  6. Step 6: Final answer
    x = 66,095.39

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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.