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Finding the Fourth Proportional to 110,196, 152,106.48 and 64,873.44

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Solution

The fourth proportional to 110,196, 152,106.48 and 64,873.44 is: 89,546.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,196 : 152,106.48 = 64,873.44 : x
  2. Step 2: Convert to fraction form
    110,196/152,106.48 = 64,873.44/x
  3. Step 3: Cross multiply
    110,196x = 152,106.48 × 64,873.44
  4. Step 4: Simplify right side
    110,196x = 9,867,670,603.89
  5. Step 5: Solve for x
    x = 9,867,670,603.89/110,196
  6. Step 6: Final answer
    x = 89,546.54

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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.