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Finding the Fourth Proportional to 200,570.91, 276,790.02 and 109,924.94

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Solution

The fourth proportional to 200,570.91, 276,790.02 and 109,924.94 is: 151,697.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,570.91 : 276,790.02 = 109,924.94 : x
  2. Step 2: Convert to fraction form
    200,570.91/276,790.02 = 109,924.94/x
  3. Step 3: Cross multiply
    200,570.91x = 276,790.02 × 109,924.94
  4. Step 4: Simplify right side
    200,570.91x = 30,426,124,957.15
  5. Step 5: Solve for x
    x = 30,426,124,957.15/200,570.91
  6. Step 6: Final answer
    x = 151,697.60

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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.