Home / 251,152.34-346,593.90-136,433.14

Finding the Fourth Proportional to 251,152.34, 346,593.90 and 136,433.14

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Solution

The fourth proportional to 251,152.34, 346,593.90 and 136,433.14 is: 188,279.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,152.34 : 346,593.90 = 136,433.14 : x
  2. Step 2: Convert to fraction form
    251,152.34/346,593.90 = 136,433.14/x
  3. Step 3: Cross multiply
    251,152.34x = 346,593.90 × 136,433.14
  4. Step 4: Simplify right side
    251,152.34x = 47,286,894,081.85
  5. Step 5: Solve for x
    x = 47,286,894,081.85/251,152.34
  6. Step 6: Final answer
    x = 188,279.73

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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.