Home / 250,628.80-345,886.04-143,196.52

Finding the Fourth Proportional to 250,628.80, 345,886.04 and 143,196.52

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Solution

The fourth proportional to 250,628.80, 345,886.04 and 143,196.52 is: 197,621.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,628.80 : 345,886.04 = 143,196.52 : x
  2. Step 2: Convert to fraction form
    250,628.80/345,886.04 = 143,196.52/x
  3. Step 3: Cross multiply
    250,628.80x = 345,886.04 × 143,196.52
  4. Step 4: Simplify right side
    250,628.80x = 49,529,677,244.58
  5. Step 5: Solve for x
    x = 49,529,677,244.58/250,628.80
  6. Step 6: Final answer
    x = 197,621.65

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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.