Home / 84,730.37-126,895.16-73,576.47

Finding the Fourth Proportional to 84,730.37, 126,895.16 and 73,576.47

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Solution

The fourth proportional to 84,730.37, 126,895.16 and 73,576.47 is: 110,190.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,730.37 : 126,895.16 = 73,576.47 : x
  2. Step 2: Convert to fraction form
    84,730.37/126,895.16 = 73,576.47/x
  3. Step 3: Cross multiply
    84,730.37x = 126,895.16 × 73,576.47
  4. Step 4: Simplify right side
    84,730.37x = 9,336,497,565.00
  5. Step 5: Solve for x
    x = 9,336,497,565.00/84,730.37
  6. Step 6: Final answer
    x = 110,190.69

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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.