Home / 133,285.54-199,938.63-44,539.35

Finding the Fourth Proportional to 133,285.54, 199,938.63 and 44,539.35

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Solution

The fourth proportional to 133,285.54, 199,938.63 and 44,539.35 is: 66,812.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,285.54 : 199,938.63 = 44,539.35 : x
  2. Step 2: Convert to fraction form
    133,285.54/199,938.63 = 44,539.35/x
  3. Step 3: Cross multiply
    133,285.54x = 199,938.63 × 44,539.35
  4. Step 4: Simplify right side
    133,285.54x = 8,905,136,620.09
  5. Step 5: Solve for x
    x = 8,905,136,620.09/133,285.54
  6. Step 6: Final answer
    x = 66,812.47

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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.