Home / 86,841.00-130,193.46-34,289.82

Finding the Fourth Proportional to 86,841.00, 130,193.46 and 34,289.82

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Solution

The fourth proportional to 86,841.00, 130,193.46 and 34,289.82 is: 51,407.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,841.00 : 130,193.46 = 34,289.82 : x
  2. Step 2: Convert to fraction form
    86,841.00/130,193.46 = 34,289.82/x
  3. Step 3: Cross multiply
    86,841.00x = 130,193.46 × 34,289.82
  4. Step 4: Simplify right side
    86,841.00x = 4,464,310,668.22
  5. Step 5: Solve for x
    x = 4,464,310,668.22/86,841.00
  6. Step 6: Final answer
    x = 51,407.87

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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.