Home / 170,923.24-235,541.08-123,086.28

Finding the Fourth Proportional to 170,923.24, 235,541.08 and 123,086.28

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Solution

The fourth proportional to 170,923.24, 235,541.08 and 123,086.28 is: 169,619.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,923.24 : 235,541.08 = 123,086.28 : x
  2. Step 2: Convert to fraction form
    170,923.24/235,541.08 = 123,086.28/x
  3. Step 3: Cross multiply
    170,923.24x = 235,541.08 × 123,086.28
  4. Step 4: Simplify right side
    170,923.24x = 28,991,875,324.38
  5. Step 5: Solve for x
    x = 28,991,875,324.38/170,923.24
  6. Step 6: Final answer
    x = 169,619.27

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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.