Home / 224,139.02-309,311.96-127,343.04

Finding the Fourth Proportional to 224,139.02, 309,311.96 and 127,343.04

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Solution

The fourth proportional to 224,139.02, 309,311.96 and 127,343.04 is: 175,733.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,139.02 : 309,311.96 = 127,343.04 : x
  2. Step 2: Convert to fraction form
    224,139.02/309,311.96 = 127,343.04/x
  3. Step 3: Cross multiply
    224,139.02x = 309,311.96 × 127,343.04
  4. Step 4: Simplify right side
    224,139.02x = 39,388,723,498.12
  5. Step 5: Solve for x
    x = 39,388,723,498.12/224,139.02
  6. Step 6: Final answer
    x = 175,733.45

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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.