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Finding the Fourth Proportional to 118,886.76, 178,399.80 and 44,058.96

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Solution

The fourth proportional to 118,886.76, 178,399.80 and 44,058.96 is: 66,114.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,886.76 : 178,399.80 = 44,058.96 : x
  2. Step 2: Convert to fraction form
    118,886.76/178,399.80 = 44,058.96/x
  3. Step 3: Cross multiply
    118,886.76x = 178,399.80 × 44,058.96
  4. Step 4: Simplify right side
    118,886.76x = 7,860,109,652.21
  5. Step 5: Solve for x
    x = 7,860,109,652.21/118,886.76
  6. Step 6: Final answer
    x = 66,114.26

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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.