Home / 79,368.22-109,520.88-47,097.26

Finding the Fourth Proportional to 79,368.22, 109,520.88 and 47,097.26

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Solution

The fourth proportional to 79,368.22, 109,520.88 and 47,097.26 is: 64,989.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,368.22 : 109,520.88 = 47,097.26 : x
  2. Step 2: Convert to fraction form
    79,368.22/109,520.88 = 47,097.26/x
  3. Step 3: Cross multiply
    79,368.22x = 109,520.88 × 47,097.26
  4. Step 4: Simplify right side
    79,368.22x = 5,158,133,360.79
  5. Step 5: Solve for x
    x = 5,158,133,360.79/79,368.22
  6. Step 6: Final answer
    x = 64,989.91

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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.