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Finding the Fourth Proportional to 250,900.70, 346,243.35 and 136,179.39

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Solution

The fourth proportional to 250,900.70, 346,243.35 and 136,179.39 is: 187,927.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,900.70 : 346,243.35 = 136,179.39 : x
  2. Step 2: Convert to fraction form
    250,900.70/346,243.35 = 136,179.39/x
  3. Step 3: Cross multiply
    250,900.70x = 346,243.35 × 136,179.39
  4. Step 4: Simplify right side
    250,900.70x = 47,151,207,328.95
  5. Step 5: Solve for x
    x = 47,151,207,328.95/250,900.70
  6. Step 6: Final answer
    x = 187,927.76

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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.