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Finding the Fourth Proportional to 200,886.60, 277,225.68 and 110,239.92

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Solution

The fourth proportional to 200,886.60, 277,225.68 and 110,239.92 is: 152,132.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,886.60 : 277,225.68 = 110,239.92 : x
  2. Step 2: Convert to fraction form
    200,886.60/277,225.68 = 110,239.92/x
  3. Step 3: Cross multiply
    200,886.60x = 277,225.68 × 110,239.92
  4. Step 4: Simplify right side
    200,886.60x = 30,561,336,785.15
  5. Step 5: Solve for x
    x = 30,561,336,785.15/200,886.60
  6. Step 6: Final answer
    x = 152,132.28

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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.