Home / 250,854.90-346,164.21-137,676.84

Finding the Fourth Proportional to 250,854.90, 346,164.21 and 137,676.84

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Solution

The fourth proportional to 250,854.90, 346,164.21 and 137,676.84 is: 189,985.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,854.90 : 346,164.21 = 137,676.84 : x
  2. Step 2: Convert to fraction form
    250,854.90/346,164.21 = 137,676.84/x
  3. Step 3: Cross multiply
    250,854.90x = 346,164.21 × 137,676.84
  4. Step 4: Simplify right side
    250,854.90x = 47,658,794,553.90
  5. Step 5: Solve for x
    x = 47,658,794,553.90/250,854.90
  6. Step 6: Final answer
    x = 189,985.50

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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.