Home / 252,769.99-348,819.69-145,340.45

Finding the Fourth Proportional to 252,769.99, 348,819.69 and 145,340.45

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Solution

The fourth proportional to 252,769.99, 348,819.69 and 145,340.45 is: 200,568.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,769.99 : 348,819.69 = 145,340.45 : x
  2. Step 2: Convert to fraction form
    252,769.99/348,819.69 = 145,340.45/x
  3. Step 3: Cross multiply
    252,769.99x = 348,819.69 × 145,340.45
  4. Step 4: Simplify right side
    252,769.99x = 50,697,610,713.46
  5. Step 5: Solve for x
    x = 50,697,610,713.46/252,769.99
  6. Step 6: Final answer
    x = 200,568.16

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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.