Home / 252,880.46-348,985.08-145,450.34

Finding the Fourth Proportional to 252,880.46, 348,985.08 and 145,450.34

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Solution

The fourth proportional to 252,880.46, 348,985.08 and 145,450.34 is: 200,727.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,880.46 : 348,985.08 = 145,450.34 : x
  2. Step 2: Convert to fraction form
    252,880.46/348,985.08 = 145,450.34/x
  3. Step 3: Cross multiply
    252,880.46x = 348,985.08 × 145,450.34
  4. Step 4: Simplify right side
    252,880.46x = 50,759,998,540.93
  5. Step 5: Solve for x
    x = 50,759,998,540.93/252,880.46
  6. Step 6: Final answer
    x = 200,727.25

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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.