Home / 251,056.32-346,456.32-136,337.28

Finding the Fourth Proportional to 251,056.32, 346,456.32 and 136,337.28

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Solution

The fourth proportional to 251,056.32, 346,456.32 and 136,337.28 is: 188,144.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,056.32 : 346,456.32 = 136,337.28 : x
  2. Step 2: Convert to fraction form
    251,056.32/346,456.32 = 136,337.28/x
  3. Step 3: Cross multiply
    251,056.32x = 346,456.32 × 136,337.28
  4. Step 4: Simplify right side
    251,056.32x = 47,234,912,307.61
  5. Step 5: Solve for x
    x = 47,234,912,307.61/251,056.32
  6. Step 6: Final answer
    x = 188,144.69

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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.