Home / 250,799.08-346,101.78-137,623.72

Finding the Fourth Proportional to 250,799.08, 346,101.78 and 137,623.72

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Solution

The fourth proportional to 250,799.08, 346,101.78 and 137,623.72 is: 189,920.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,799.08 : 346,101.78 = 137,623.72 : x
  2. Step 2: Convert to fraction form
    250,799.08/346,101.78 = 137,623.72/x
  3. Step 3: Cross multiply
    250,799.08x = 346,101.78 × 137,623.72
  4. Step 4: Simplify right side
    250,799.08x = 47,631,814,462.22
  5. Step 5: Solve for x
    x = 47,631,814,462.22/250,799.08
  6. Step 6: Final answer
    x = 189,920.21

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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.