Home / 250,168.08-345,225.20-142,736.16

Finding the Fourth Proportional to 250,168.08, 345,225.20 and 142,736.16

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Solution

The fourth proportional to 250,168.08, 345,225.20 and 142,736.16 is: 196,972.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,168.08 : 345,225.20 = 142,736.16 : x
  2. Step 2: Convert to fraction form
    250,168.08/345,225.20 = 142,736.16/x
  3. Step 3: Cross multiply
    250,168.08x = 345,225.20 × 142,736.16
  4. Step 4: Simplify right side
    250,168.08x = 49,276,119,383.23
  5. Step 5: Solve for x
    x = 49,276,119,383.23/250,168.08
  6. Step 6: Final answer
    x = 196,972.05

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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.