Home / 88,830.45-133,266.58-28,858.73

Finding the Fourth Proportional to 88,830.45, 133,266.58 and 28,858.73

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Solution

The fourth proportional to 88,830.45, 133,266.58 and 28,858.73 is: 43,294.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,830.45 : 133,266.58 = 28,858.73 : x
  2. Step 2: Convert to fraction form
    88,830.45/133,266.58 = 28,858.73/x
  3. Step 3: Cross multiply
    88,830.45x = 133,266.58 × 28,858.73
  4. Step 4: Simplify right side
    88,830.45x = 3,845,903,511.76
  5. Step 5: Solve for x
    x = 3,845,903,511.76/88,830.45
  6. Step 6: Final answer
    x = 43,294.88

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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.