Home / 222,985.55-307,619.61-132,345.34

Finding the Fourth Proportional to 222,985.55, 307,619.61 and 132,345.34

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Solution

The fourth proportional to 222,985.55, 307,619.61 and 132,345.34 is: 182,576.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,985.55 : 307,619.61 = 132,345.34 : x
  2. Step 2: Convert to fraction form
    222,985.55/307,619.61 = 132,345.34/x
  3. Step 3: Cross multiply
    222,985.55x = 307,619.61 × 132,345.34
  4. Step 4: Simplify right side
    222,985.55x = 40,712,020,610.77
  5. Step 5: Solve for x
    x = 40,712,020,610.77/222,985.55
  6. Step 6: Final answer
    x = 182,576.94

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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.