Home / 251,052.63-346,452.19-137,875.38

Finding the Fourth Proportional to 251,052.63, 346,452.19 and 137,875.38

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Solution

The fourth proportional to 251,052.63, 346,452.19 and 137,875.38 is: 190,267.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,052.63 : 346,452.19 = 137,875.38 : x
  2. Step 2: Convert to fraction form
    251,052.63/346,452.19 = 137,875.38/x
  3. Step 3: Cross multiply
    251,052.63x = 346,452.19 × 137,875.38
  4. Step 4: Simplify right side
    251,052.63x = 47,767,227,348.08
  5. Step 5: Solve for x
    x = 47,767,227,348.08/251,052.63
  6. Step 6: Final answer
    x = 190,267.78

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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.