Home / 250,185.84-345,310.02-159,520.92

Finding the Fourth Proportional to 250,185.84, 345,310.02 and 159,520.92

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Solution

The fourth proportional to 250,185.84, 345,310.02 and 159,520.92 is: 220,173.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,185.84 : 345,310.02 = 159,520.92 : x
  2. Step 2: Convert to fraction form
    250,185.84/345,310.02 = 159,520.92/x
  3. Step 3: Cross multiply
    250,185.84x = 345,310.02 × 159,520.92
  4. Step 4: Simplify right side
    250,185.84x = 55,084,172,075.62
  5. Step 5: Solve for x
    x = 55,084,172,075.62/250,185.84
  6. Step 6: Final answer
    x = 220,173.02

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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.