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Finding the Fourth Proportional to 79,777.72, 110,094.42 and 43,967.26

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Solution

The fourth proportional to 79,777.72, 110,094.42 and 43,967.26 is: 60,675.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,777.72 : 110,094.42 = 43,967.26 : x
  2. Step 2: Convert to fraction form
    79,777.72/110,094.42 = 43,967.26/x
  3. Step 3: Cross multiply
    79,777.72x = 110,094.42 × 43,967.26
  4. Step 4: Simplify right side
    79,777.72x = 4,840,549,988.69
  5. Step 5: Solve for x
    x = 4,840,549,988.69/79,777.72
  6. Step 6: Final answer
    x = 60,675.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.