Home / 84,473.28-126,662.88-34,588.32

Finding the Fourth Proportional to 84,473.28, 126,662.88 and 34,588.32

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Solution

The fourth proportional to 84,473.28, 126,662.88 and 34,588.32 is: 51,863.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,473.28 : 126,662.88 = 34,588.32 : x
  2. Step 2: Convert to fraction form
    84,473.28/126,662.88 = 34,588.32/x
  3. Step 3: Cross multiply
    84,473.28x = 126,662.88 × 34,588.32
  4. Step 4: Simplify right side
    84,473.28x = 4,381,056,225.56
  5. Step 5: Solve for x
    x = 4,381,056,225.56/84,473.28
  6. Step 6: Final answer
    x = 51,863.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.