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Finding the Fourth Proportional to 79,983.94, 110,378.73 and 44,173.12

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Solution

The fourth proportional to 79,983.94, 110,378.73 and 44,173.12 is: 60,959.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,983.94 : 110,378.73 = 44,173.12 : x
  2. Step 2: Convert to fraction form
    79,983.94/110,378.73 = 44,173.12/x
  3. Step 3: Cross multiply
    79,983.94x = 110,378.73 × 44,173.12
  4. Step 4: Simplify right side
    79,983.94x = 4,875,772,885.74
  5. Step 5: Solve for x
    x = 4,875,772,885.74/79,983.94
  6. Step 6: Final answer
    x = 60,959.40

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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.