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Finding the Fourth Proportional to 53,866.98, 80,750.58 and 27,513.60

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Solution

The fourth proportional to 53,866.98, 80,750.58 and 27,513.60 is: 41,244.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,866.98 : 80,750.58 = 27,513.60 : x
  2. Step 2: Convert to fraction form
    53,866.98/80,750.58 = 27,513.60/x
  3. Step 3: Cross multiply
    53,866.98x = 80,750.58 × 27,513.60
  4. Step 4: Simplify right side
    53,866.98x = 2,221,739,157.89
  5. Step 5: Solve for x
    x = 2,221,739,157.89/53,866.98
  6. Step 6: Final answer
    x = 41,244.92

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1.5x scale

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.