Home / 127,432.28-191,144.06-32,663.39

Finding the Fourth Proportional to 127,432.28, 191,144.06 and 32,663.39

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Solution

The fourth proportional to 127,432.28, 191,144.06 and 32,663.39 is: 48,993.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,432.28 : 191,144.06 = 32,663.39 : x
  2. Step 2: Convert to fraction form
    127,432.28/191,144.06 = 32,663.39/x
  3. Step 3: Cross multiply
    127,432.28x = 191,144.06 × 32,663.39
  4. Step 4: Simplify right side
    127,432.28x = 6,243,411,858.93
  5. Step 5: Solve for x
    x = 6,243,411,858.93/127,432.28
  6. Step 6: Final answer
    x = 48,993.96

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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.