Home / 105,562.15-158,353.62-30,682.95

Finding the Fourth Proportional to 105,562.15, 158,353.62 and 30,682.95

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Solution

The fourth proportional to 105,562.15, 158,353.62 and 30,682.95 is: 46,027.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,562.15 : 158,353.62 = 30,682.95 : x
  2. Step 2: Convert to fraction form
    105,562.15/158,353.62 = 30,682.95/x
  3. Step 3: Cross multiply
    105,562.15x = 158,353.62 × 30,682.95
  4. Step 4: Simplify right side
    105,562.15x = 4,858,756,204.78
  5. Step 5: Solve for x
    x = 4,858,756,204.78/105,562.15
  6. Step 6: Final answer
    x = 46,027.45

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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.