Home / 236,308.31-354,517.94-145,225.23

Finding the Fourth Proportional to 236,308.31, 354,517.94 and 145,225.23

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Solution

The fourth proportional to 236,308.31, 354,517.94 and 145,225.23 is: 217,871.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,308.31 : 354,517.94 = 145,225.23 : x
  2. Step 2: Convert to fraction form
    236,308.31/354,517.94 = 145,225.23/x
  3. Step 3: Cross multiply
    236,308.31x = 354,517.94 × 145,225.23
  4. Step 4: Simplify right side
    236,308.31x = 51,484,948,997.88
  5. Step 5: Solve for x
    x = 51,484,948,997.88/236,308.31
  6. Step 6: Final answer
    x = 217,871.93

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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.