Home / 165,100.80-247,622.40-59,865.60

Finding the Fourth Proportional to 165,100.80, 247,622.40 and 59,865.60

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Solution

The fourth proportional to 165,100.80, 247,622.40 and 59,865.60 is: 89,787.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,100.80 : 247,622.40 = 59,865.60 : x
  2. Step 2: Convert to fraction form
    165,100.80/247,622.40 = 59,865.60/x
  3. Step 3: Cross multiply
    165,100.80x = 247,622.40 × 59,865.60
  4. Step 4: Simplify right side
    165,100.80x = 14,824,063,549.44
  5. Step 5: Solve for x
    x = 14,824,063,549.44/165,100.80
  6. Step 6: Final answer
    x = 89,787.96

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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.