Home / 183,883.05-253,784.00-103,316.60

Finding the Fourth Proportional to 183,883.05, 253,784.00 and 103,316.60

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Solution

The fourth proportional to 183,883.05, 253,784.00 and 103,316.60 is: 142,591.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,883.05 : 253,784.00 = 103,316.60 : x
  2. Step 2: Convert to fraction form
    183,883.05/253,784.00 = 103,316.60/x
  3. Step 3: Cross multiply
    183,883.05x = 253,784.00 × 103,316.60
  4. Step 4: Simplify right side
    183,883.05x = 26,220,100,907.15
  5. Step 5: Solve for x
    x = 26,220,100,907.15/183,883.05
  6. Step 6: Final answer
    x = 142,591.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.