Home / 248,614.38-343,087.92-135,437.10

Finding the Fourth Proportional to 248,614.38, 343,087.92 and 135,437.10

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Solution

The fourth proportional to 248,614.38, 343,087.92 and 135,437.10 is: 186,903.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,614.38 : 343,087.92 = 135,437.10 : x
  2. Step 2: Convert to fraction form
    248,614.38/343,087.92 = 135,437.10/x
  3. Step 3: Cross multiply
    248,614.38x = 343,087.92 × 135,437.10
  4. Step 4: Simplify right side
    248,614.38x = 46,466,832,929.83
  5. Step 5: Solve for x
    x = 46,466,832,929.83/248,614.38
  6. Step 6: Final answer
    x = 186,903.24

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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.