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Finding the Fourth Proportional to 158,233.64, 237,349.74 and 64,739.39

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Solution

The fourth proportional to 158,233.64, 237,349.74 and 64,739.39 is: 97,108.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,233.64 : 237,349.74 = 64,739.39 : x
  2. Step 2: Convert to fraction form
    158,233.64/237,349.74 = 64,739.39/x
  3. Step 3: Cross multiply
    158,233.64x = 237,349.74 × 64,739.39
  4. Step 4: Simplify right side
    158,233.64x = 15,365,876,440.28
  5. Step 5: Solve for x
    x = 15,365,876,440.28/158,233.64
  6. Step 6: Final answer
    x = 97,108.79

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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.