Home / 42,180.94-63,258.63-22,179.66

Finding the Fourth Proportional to 42,180.94, 63,258.63 and 22,179.66

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Solution

The fourth proportional to 42,180.94, 63,258.63 and 22,179.66 is: 33,262.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,180.94 : 63,258.63 = 22,179.66 : x
  2. Step 2: Convert to fraction form
    42,180.94/63,258.63 = 22,179.66/x
  3. Step 3: Cross multiply
    42,180.94x = 63,258.63 × 22,179.66
  4. Step 4: Simplify right side
    42,180.94x = 1,403,054,905.47
  5. Step 5: Solve for x
    x = 1,403,054,905.47/42,180.94
  6. Step 6: Final answer
    x = 33,262.77

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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.