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Finding the Fourth Proportional to 55,483.60, 83,277.60 and 29,207.20

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Solution

The fourth proportional to 55,483.60, 83,277.60 and 29,207.20 is: 43,838.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,483.60 : 83,277.60 = 29,207.20 : x
  2. Step 2: Convert to fraction form
    55,483.60/83,277.60 = 29,207.20/x
  3. Step 3: Cross multiply
    55,483.60x = 83,277.60 × 29,207.20
  4. Step 4: Simplify right side
    55,483.60x = 2,432,305,518.72
  5. Step 5: Solve for x
    x = 2,432,305,518.72/55,483.60
  6. Step 6: Final answer
    x = 43,838.28

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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.