Home / 250,302.32-345,365.42-142,907.30

Finding the Fourth Proportional to 250,302.32, 345,365.42 and 142,907.30

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Solution

The fourth proportional to 250,302.32, 345,365.42 and 142,907.30 is: 197,182.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,302.32 : 345,365.42 = 142,907.30 : x
  2. Step 2: Convert to fraction form
    250,302.32/345,365.42 = 142,907.30/x
  3. Step 3: Cross multiply
    250,302.32x = 345,365.42 × 142,907.30
  4. Step 4: Simplify right side
    250,302.32x = 49,355,239,685.57
  5. Step 5: Solve for x
    x = 49,355,239,685.57/250,302.32
  6. Step 6: Final answer
    x = 197,182.51

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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.