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Finding the Fourth Proportional to 59,176.80, 88,743.60 and 19,735.20

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Solution

The fourth proportional to 59,176.80, 88,743.60 and 19,735.20 is: 29,595.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,176.80 : 88,743.60 = 19,735.20 : x
  2. Step 2: Convert to fraction form
    59,176.80/88,743.60 = 19,735.20/x
  3. Step 3: Cross multiply
    59,176.80x = 88,743.60 × 19,735.20
  4. Step 4: Simplify right side
    59,176.80x = 1,751,372,694.72
  5. Step 5: Solve for x
    x = 1,751,372,694.72/59,176.80
  6. Step 6: Final answer
    x = 29,595.60

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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.