Home / 252,418.10-348,273.87-154,276.26

Finding the Fourth Proportional to 252,418.10, 348,273.87 and 154,276.26

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Solution

The fourth proportional to 252,418.10, 348,273.87 and 154,276.26 is: 212,862.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,418.10 : 348,273.87 = 154,276.26 : x
  2. Step 2: Convert to fraction form
    252,418.10/348,273.87 = 154,276.26/x
  3. Step 3: Cross multiply
    252,418.10x = 348,273.87 × 154,276.26
  4. Step 4: Simplify right side
    252,418.10x = 53,730,390,119.33
  5. Step 5: Solve for x
    x = 53,730,390,119.33/252,418.10
  6. Step 6: Final answer
    x = 212,862.67

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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.