Home / 79,008.06-109,032.84-47,171.02

Finding the Fourth Proportional to 79,008.06, 109,032.84 and 47,171.02

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Solution

The fourth proportional to 79,008.06, 109,032.84 and 47,171.02 is: 65,097.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,008.06 : 109,032.84 = 47,171.02 : x
  2. Step 2: Convert to fraction form
    79,008.06/109,032.84 = 47,171.02/x
  3. Step 3: Cross multiply
    79,008.06x = 109,032.84 × 47,171.02
  4. Step 4: Simplify right side
    79,008.06x = 5,143,190,276.30
  5. Step 5: Solve for x
    x = 5,143,190,276.30/79,008.06
  6. Step 6: Final answer
    x = 65,097.03

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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.