Home / 113,230.73-169,845.48-28,990.73

Finding the Fourth Proportional to 113,230.73, 169,845.48 and 28,990.73

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Solution

The fourth proportional to 113,230.73, 169,845.48 and 28,990.73 is: 43,485.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,230.73 : 169,845.48 = 28,990.73 : x
  2. Step 2: Convert to fraction form
    113,230.73/169,845.48 = 28,990.73/x
  3. Step 3: Cross multiply
    113,230.73x = 169,845.48 × 28,990.73
  4. Step 4: Simplify right side
    113,230.73x = 4,923,943,603.17
  5. Step 5: Solve for x
    x = 4,923,943,603.17/113,230.73
  6. Step 6: Final answer
    x = 43,485.93

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1.5x scale

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.