Home / 193,664.50-267,239.96-107,618.01

Finding the Fourth Proportional to 193,664.50, 267,239.96 and 107,618.01

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Solution

The fourth proportional to 193,664.50, 267,239.96 and 107,618.01 is: 148,503.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,664.50 : 267,239.96 = 107,618.01 : x
  2. Step 2: Convert to fraction form
    193,664.50/267,239.96 = 107,618.01/x
  3. Step 3: Cross multiply
    193,664.50x = 267,239.96 × 107,618.01
  4. Step 4: Simplify right side
    193,664.50x = 28,759,831,551.01
  5. Step 5: Solve for x
    x = 28,759,831,551.01/193,664.50
  6. Step 6: Final answer
    x = 148,503.38

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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.