Home / 131,231.01-196,877.70-42,484.47

Finding the Fourth Proportional to 131,231.01, 196,877.70 and 42,484.47

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Solution

The fourth proportional to 131,231.01, 196,877.70 and 42,484.47 is: 63,736.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,231.01 : 196,877.70 = 42,484.47 : x
  2. Step 2: Convert to fraction form
    131,231.01/196,877.70 = 42,484.47/x
  3. Step 3: Cross multiply
    131,231.01x = 196,877.70 × 42,484.47
  4. Step 4: Simplify right side
    131,231.01x = 8,364,244,739.32
  5. Step 5: Solve for x
    x = 8,364,244,739.32/131,231.01
  6. Step 6: Final answer
    x = 63,736.80

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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.