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Finding the Fourth Proportional to 79,973.48, 110,361.78 and 44,161.40

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Solution

The fourth proportional to 79,973.48, 110,361.78 and 44,161.40 is: 60,941.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,973.48 : 110,361.78 = 44,161.40 : x
  2. Step 2: Convert to fraction form
    79,973.48/110,361.78 = 44,161.40/x
  3. Step 3: Cross multiply
    79,973.48x = 110,361.78 × 44,161.40
  4. Step 4: Simplify right side
    79,973.48x = 4,873,730,711.29
  5. Step 5: Solve for x
    x = 4,873,730,711.29/79,973.48
  6. Step 6: Final answer
    x = 60,941.84

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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.