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Finding the Fourth Proportional to 373,259.43, 559,889.60 and 92,776.68

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Solution

The fourth proportional to 373,259.43, 559,889.60 and 92,776.68 is: 139,165.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,259.43 : 559,889.60 = 92,776.68 : x
  2. Step 2: Convert to fraction form
    373,259.43/559,889.60 = 92,776.68/x
  3. Step 3: Cross multiply
    373,259.43x = 559,889.60 × 92,776.68
  4. Step 4: Simplify right side
    373,259.43x = 51,944,697,790.64
  5. Step 5: Solve for x
    x = 51,944,697,790.64/373,259.43
  6. Step 6: Final answer
    x = 139,165.13

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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.