Home / 84,098.04-126,184.32-44,645.64

Finding the Fourth Proportional to 84,098.04, 126,184.32 and 44,645.64

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Solution

The fourth proportional to 84,098.04, 126,184.32 and 44,645.64 is: 66,988.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,098.04 : 126,184.32 = 44,645.64 : x
  2. Step 2: Convert to fraction form
    84,098.04/126,184.32 = 44,645.64/x
  3. Step 3: Cross multiply
    84,098.04x = 126,184.32 × 44,645.64
  4. Step 4: Simplify right side
    84,098.04x = 5,633,579,724.36
  5. Step 5: Solve for x
    x = 5,633,579,724.36/84,098.04
  6. Step 6: Final answer
    x = 66,988.24

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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.