Home / 306,541.09-459,814.22-106,861.11

Finding the Fourth Proportional to 306,541.09, 459,814.22 and 106,861.11

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Solution

The fourth proportional to 306,541.09, 459,814.22 and 106,861.11 is: 160,292.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,541.09 : 459,814.22 = 106,861.11 : x
  2. Step 2: Convert to fraction form
    306,541.09/459,814.22 = 106,861.11/x
  3. Step 3: Cross multiply
    306,541.09x = 459,814.22 × 106,861.11
  4. Step 4: Simplify right side
    306,541.09x = 49,136,256,085.10
  5. Step 5: Solve for x
    x = 49,136,256,085.10/306,541.09
  6. Step 6: Final answer
    x = 160,292.56

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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.