Home / 117,362.22-176,056.98-42,517.60

Finding the Fourth Proportional to 117,362.22, 176,056.98 and 42,517.60

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Solution

The fourth proportional to 117,362.22, 176,056.98 and 42,517.60 is: 63,781.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,362.22 : 176,056.98 = 42,517.60 : x
  2. Step 2: Convert to fraction form
    117,362.22/176,056.98 = 42,517.60/x
  3. Step 3: Cross multiply
    117,362.22x = 176,056.98 × 42,517.60
  4. Step 4: Simplify right side
    117,362.22x = 7,485,520,252.85
  5. Step 5: Solve for x
    x = 7,485,520,252.85/117,362.22
  6. Step 6: Final answer
    x = 63,781.35

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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.