Home / 131,233.52-196,837.80-52,326.64

Finding the Fourth Proportional to 131,233.52, 196,837.80 and 52,326.64

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Solution

The fourth proportional to 131,233.52, 196,837.80 and 52,326.64 is: 78,484.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,233.52 : 196,837.80 = 52,326.64 : x
  2. Step 2: Convert to fraction form
    131,233.52/196,837.80 = 52,326.64/x
  3. Step 3: Cross multiply
    131,233.52x = 196,837.80 × 52,326.64
  4. Step 4: Simplify right side
    131,233.52x = 10,299,860,698.99
  5. Step 5: Solve for x
    x = 10,299,860,698.99/131,233.52
  6. Step 6: Final answer
    x = 78,484.98

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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.