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Finding the Fourth Proportional to 232,696.92, 349,570.28 and 139,268.28

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Solution

The fourth proportional to 232,696.92, 349,570.28 and 139,268.28 is: 209,216.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,696.92 : 349,570.28 = 139,268.28 : x
  2. Step 2: Convert to fraction form
    232,696.92/349,570.28 = 139,268.28/x
  3. Step 3: Cross multiply
    232,696.92x = 349,570.28 × 139,268.28
  4. Step 4: Simplify right side
    232,696.92x = 48,684,051,634.72
  5. Step 5: Solve for x
    x = 48,684,051,634.72/232,696.92
  6. Step 6: Final answer
    x = 209,216.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.