Home / 60,905.58-91,338.93-19,342.86

Finding the Fourth Proportional to 60,905.58, 91,338.93 and 19,342.86

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Solution

The fourth proportional to 60,905.58, 91,338.93 and 19,342.86 is: 29,008.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,905.58 : 91,338.93 = 19,342.86 : x
  2. Step 2: Convert to fraction form
    60,905.58/91,338.93 = 19,342.86/x
  3. Step 3: Cross multiply
    60,905.58x = 91,338.93 × 19,342.86
  4. Step 4: Simplify right side
    60,905.58x = 1,766,756,135.54
  5. Step 5: Solve for x
    x = 1,766,756,135.54/60,905.58
  6. Step 6: Final answer
    x = 29,008.12

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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.