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Finding the Fourth Proportional to 236,207.88, 325,967.90 and 151,374.15

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Solution

The fourth proportional to 236,207.88, 325,967.90 and 151,374.15 is: 208,896.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,207.88 : 325,967.90 = 151,374.15 : x
  2. Step 2: Convert to fraction form
    236,207.88/325,967.90 = 151,374.15/x
  3. Step 3: Cross multiply
    236,207.88x = 325,967.90 × 151,374.15
  4. Step 4: Simplify right side
    236,207.88x = 49,343,113,032.91
  5. Step 5: Solve for x
    x = 49,343,113,032.91/236,207.88
  6. Step 6: Final answer
    x = 208,896.98

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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.