Home / 306,153.11-459,231.13-92,922.87

Finding the Fourth Proportional to 306,153.11, 459,231.13 and 92,922.87

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Solution

The fourth proportional to 306,153.11, 459,231.13 and 92,922.87 is: 139,384.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,153.11 : 459,231.13 = 92,922.87 : x
  2. Step 2: Convert to fraction form
    306,153.11/459,231.13 = 92,922.87/x
  3. Step 3: Cross multiply
    306,153.11x = 459,231.13 × 92,922.87
  4. Step 4: Simplify right side
    306,153.11x = 42,673,076,431.21
  5. Step 5: Solve for x
    x = 42,673,076,431.21/306,153.11
  6. Step 6: Final answer
    x = 139,384.75

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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.