Home / 251,024.50-346,416.24-137,849.68

Finding the Fourth Proportional to 251,024.50, 346,416.24 and 137,849.68

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Solution

The fourth proportional to 251,024.50, 346,416.24 and 137,849.68 is: 190,233.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,024.50 : 346,416.24 = 137,849.68 : x
  2. Step 2: Convert to fraction form
    251,024.50/346,416.24 = 137,849.68/x
  3. Step 3: Cross multiply
    251,024.50x = 346,416.24 × 137,849.68
  4. Step 4: Simplify right side
    251,024.50x = 47,753,367,830.80
  5. Step 5: Solve for x
    x = 47,753,367,830.80/251,024.50
  6. Step 6: Final answer
    x = 190,233.89

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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.