Home / 250,176.28-345,296.84-159,511.36

Finding the Fourth Proportional to 250,176.28, 345,296.84 and 159,511.36

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Solution

The fourth proportional to 250,176.28, 345,296.84 and 159,511.36 is: 220,159.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,176.28 : 345,296.84 = 159,511.36 : x
  2. Step 2: Convert to fraction form
    250,176.28/345,296.84 = 159,511.36/x
  3. Step 3: Cross multiply
    250,176.28x = 345,296.84 × 159,511.36
  4. Step 4: Simplify right side
    250,176.28x = 55,078,768,552.10
  5. Step 5: Solve for x
    x = 55,078,768,552.10/250,176.28
  6. Step 6: Final answer
    x = 220,159.84

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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.