Home / 250,823.50-346,136.43-137,646.25

Finding the Fourth Proportional to 250,823.50, 346,136.43 and 137,646.25

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Solution

The fourth proportional to 250,823.50, 346,136.43 and 137,646.25 is: 189,951.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,823.50 : 346,136.43 = 137,646.25 : x
  2. Step 2: Convert to fraction form
    250,823.50/346,136.43 = 137,646.25/x
  3. Step 3: Cross multiply
    250,823.50x = 346,136.43 × 137,646.25
  4. Step 4: Simplify right side
    250,823.50x = 47,644,381,577.89
  5. Step 5: Solve for x
    x = 47,644,381,577.89/250,823.50
  6. Step 6: Final answer
    x = 189,951.83

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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.