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Finding the Fourth Proportional to 377,378.64, 566,073.72 and 96,889.68

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Solution

The fourth proportional to 377,378.64, 566,073.72 and 96,889.68 is: 145,336.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,378.64 : 566,073.72 = 96,889.68 : x
  2. Step 2: Convert to fraction form
    377,378.64/566,073.72 = 96,889.68/x
  3. Step 3: Cross multiply
    377,378.64x = 566,073.72 × 96,889.68
  4. Step 4: Simplify right side
    377,378.64x = 54,846,701,587.21
  5. Step 5: Solve for x
    x = 54,846,701,587.21/377,378.64
  6. Step 6: Final answer
    x = 145,336.00

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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.