Home / 127,404.44-191,192.78-48,516.62

Finding the Fourth Proportional to 127,404.44, 191,192.78 and 48,516.62

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Solution

The fourth proportional to 127,404.44, 191,192.78 and 48,516.62 is: 72,807.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,404.44 : 191,192.78 = 48,516.62 : x
  2. Step 2: Convert to fraction form
    127,404.44/191,192.78 = 48,516.62/x
  3. Step 3: Cross multiply
    127,404.44x = 191,192.78 × 48,516.62
  4. Step 4: Simplify right side
    127,404.44x = 9,276,027,558.34
  5. Step 5: Solve for x
    x = 9,276,027,558.34/127,404.44
  6. Step 6: Final answer
    x = 72,807.72

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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.