Home / 45,551.54-68,231.61-28,902.99

Finding the Fourth Proportional to 45,551.54, 68,231.61 and 28,902.99

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Solution

The fourth proportional to 45,551.54, 68,231.61 and 28,902.99 is: 43,293.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,551.54 : 68,231.61 = 28,902.99 : x
  2. Step 2: Convert to fraction form
    45,551.54/68,231.61 = 28,902.99/x
  3. Step 3: Cross multiply
    45,551.54x = 68,231.61 × 28,902.99
  4. Step 4: Simplify right side
    45,551.54x = 1,972,097,541.51
  5. Step 5: Solve for x
    x = 1,972,097,541.51/45,551.54
  6. Step 6: Final answer
    x = 43,293.77

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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.