Home / 252,532.78-348,554.88-145,165.10

Finding the Fourth Proportional to 252,532.78, 348,554.88 and 145,165.10

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Solution

The fourth proportional to 252,532.78, 348,554.88 and 145,165.10 is: 200,362.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,532.78 : 348,554.88 = 145,165.10 : x
  2. Step 2: Convert to fraction form
    252,532.78/348,554.88 = 145,165.10/x
  3. Step 3: Cross multiply
    252,532.78x = 348,554.88 × 145,165.10
  4. Step 4: Simplify right side
    252,532.78x = 50,598,004,010.69
  5. Step 5: Solve for x
    x = 50,598,004,010.69/252,532.78
  6. Step 6: Final answer
    x = 200,362.12

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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.