Home / 88,883.19-122,666.40-50,654.43

Finding the Fourth Proportional to 88,883.19, 122,666.40 and 50,654.43

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Solution

The fourth proportional to 88,883.19, 122,666.40 and 50,654.43 is: 69,907.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,883.19 : 122,666.40 = 50,654.43 : x
  2. Step 2: Convert to fraction form
    88,883.19/122,666.40 = 50,654.43/x
  3. Step 3: Cross multiply
    88,883.19x = 122,666.40 × 50,654.43
  4. Step 4: Simplify right side
    88,883.19x = 6,213,596,572.15
  5. Step 5: Solve for x
    x = 6,213,596,572.15/88,883.19
  6. Step 6: Final answer
    x = 69,907.44

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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.