Home / 69,936.22-104,941.93-30,490.95

Finding the Fourth Proportional to 69,936.22, 104,941.93 and 30,490.95

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Solution

The fourth proportional to 69,936.22, 104,941.93 and 30,490.95 is: 45,752.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,936.22 : 104,941.93 = 30,490.95 : x
  2. Step 2: Convert to fraction form
    69,936.22/104,941.93 = 30,490.95/x
  3. Step 3: Cross multiply
    69,936.22x = 104,941.93 × 30,490.95
  4. Step 4: Simplify right side
    69,936.22x = 3,199,779,140.53
  5. Step 5: Solve for x
    x = 3,199,779,140.53/69,936.22
  6. Step 6: Final answer
    x = 45,752.82

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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.