Home / 127,576.44-191,239.74-47,555.82

Finding the Fourth Proportional to 127,576.44, 191,239.74 and 47,555.82

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Solution

The fourth proportional to 127,576.44, 191,239.74 and 47,555.82 is: 71,287.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,576.44 : 191,239.74 = 47,555.82 : x
  2. Step 2: Convert to fraction form
    127,576.44/191,239.74 = 47,555.82/x
  3. Step 3: Cross multiply
    127,576.44x = 191,239.74 × 47,555.82
  4. Step 4: Simplify right side
    127,576.44x = 9,094,562,652.29
  5. Step 5: Solve for x
    x = 9,094,562,652.29/127,576.44
  6. Step 6: Final answer
    x = 71,287.16

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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.