Home / 250,766.80-346,058.60-137,590.36

Finding the Fourth Proportional to 250,766.80, 346,058.60 and 137,590.36

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Solution

The fourth proportional to 250,766.80, 346,058.60 and 137,590.36 is: 189,874.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,766.80 : 346,058.60 = 137,590.36 : x
  2. Step 2: Convert to fraction form
    250,766.80/346,058.60 = 137,590.36/x
  3. Step 3: Cross multiply
    250,766.80x = 346,058.60 × 137,590.36
  4. Step 4: Simplify right side
    250,766.80x = 47,614,327,355.10
  5. Step 5: Solve for x
    x = 47,614,327,355.10/250,766.80
  6. Step 6: Final answer
    x = 189,874.93

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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.