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Finding the Fourth Proportional to 267,003.47, 368,463.83 and 144,495.60

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Solution

The fourth proportional to 267,003.47, 368,463.83 and 144,495.60 is: 199,403.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,003.47 : 368,463.83 = 144,495.60 : x
  2. Step 2: Convert to fraction form
    267,003.47/368,463.83 = 144,495.60/x
  3. Step 3: Cross multiply
    267,003.47x = 368,463.83 × 144,495.60
  4. Step 4: Simplify right side
    267,003.47x = 53,241,401,471.67
  5. Step 5: Solve for x
    x = 53,241,401,471.67/267,003.47
  6. Step 6: Final answer
    x = 199,403.41

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1.5x scale

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.