Home / 224,068.23-309,229.44-136,890.63

Finding the Fourth Proportional to 224,068.23, 309,229.44 and 136,890.63

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Solution

The fourth proportional to 224,068.23, 309,229.44 and 136,890.63 is: 188,918.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,068.23 : 309,229.44 = 136,890.63 : x
  2. Step 2: Convert to fraction form
    224,068.23/309,229.44 = 136,890.63/x
  3. Step 3: Cross multiply
    224,068.23x = 309,229.44 × 136,890.63
  4. Step 4: Simplify right side
    224,068.23x = 42,330,612,856.15
  5. Step 5: Solve for x
    x = 42,330,612,856.15/224,068.23
  6. Step 6: Final answer
    x = 188,918.41

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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.