Home / 224,431.16-309,827.23-139,575.56

Finding the Fourth Proportional to 224,431.16, 309,827.23 and 139,575.56

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Solution

The fourth proportional to 224,431.16, 309,827.23 and 139,575.56 is: 192,684.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,431.16 : 309,827.23 = 139,575.56 : x
  2. Step 2: Convert to fraction form
    224,431.16/309,827.23 = 139,575.56/x
  3. Step 3: Cross multiply
    224,431.16x = 309,827.23 × 139,575.56
  4. Step 4: Simplify right side
    224,431.16x = 43,244,309,130.50
  5. Step 5: Solve for x
    x = 43,244,309,130.50/224,431.16
  6. Step 6: Final answer
    x = 192,684.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.