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Finding the Fourth Proportional to 61,459.56, 92,179.08 and 17,090.80

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Solution

The fourth proportional to 61,459.56, 92,179.08 and 17,090.80 is: 25,633.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,459.56 : 92,179.08 = 17,090.80 : x
  2. Step 2: Convert to fraction form
    61,459.56/92,179.08 = 17,090.80/x
  3. Step 3: Cross multiply
    61,459.56x = 92,179.08 × 17,090.80
  4. Step 4: Simplify right side
    61,459.56x = 1,575,413,990.02
  5. Step 5: Solve for x
    x = 1,575,413,990.02/61,459.56
  6. Step 6: Final answer
    x = 25,633.34

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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.