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Finding the Fourth Proportional to 250,090.81, 375,137.17 and 60,550.86

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Solution

The fourth proportional to 250,090.81, 375,137.17 and 60,550.86 is: 90,826.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,090.81 : 375,137.17 = 60,550.86 : x
  2. Step 2: Convert to fraction form
    250,090.81/375,137.17 = 60,550.86/x
  3. Step 3: Cross multiply
    250,090.81x = 375,137.17 × 60,550.86
  4. Step 4: Simplify right side
    250,090.81x = 22,714,877,747.31
  5. Step 5: Solve for x
    x = 22,714,877,747.31/250,090.81
  6. Step 6: Final answer
    x = 90,826.52

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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.