Home / 114,911.36-158,576.64-64,610.72

Finding the Fourth Proportional to 114,911.36, 158,576.64 and 64,610.72

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Solution

The fourth proportional to 114,911.36, 158,576.64 and 64,610.72 is: 89,162.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,911.36 : 158,576.64 = 64,610.72 : x
  2. Step 2: Convert to fraction form
    114,911.36/158,576.64 = 64,610.72/x
  3. Step 3: Cross multiply
    114,911.36x = 158,576.64 × 64,610.72
  4. Step 4: Simplify right side
    114,911.36x = 10,245,750,885.58
  5. Step 5: Solve for x
    x = 10,245,750,885.58/114,911.36
  6. Step 6: Final answer
    x = 89,162.21

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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.