Home / 164,644.17-227,219.45-100,973.31

Finding the Fourth Proportional to 164,644.17, 227,219.45 and 100,973.31

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Solution

The fourth proportional to 164,644.17, 227,219.45 and 100,973.31 is: 139,349.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,644.17 : 227,219.45 = 100,973.31 : x
  2. Step 2: Convert to fraction form
    164,644.17/227,219.45 = 100,973.31/x
  3. Step 3: Cross multiply
    164,644.17x = 227,219.45 × 100,973.31
  4. Step 4: Simplify right side
    164,644.17x = 22,943,099,962.88
  5. Step 5: Solve for x
    x = 22,943,099,962.88/164,644.17
  6. Step 6: Final answer
    x = 139,349.60

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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.