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Finding the Fourth Proportional to 133,035.40, 199,553.10 and 63,051.40

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Solution

The fourth proportional to 133,035.40, 199,553.10 and 63,051.40 is: 94,577.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,035.40 : 199,553.10 = 63,051.40 : x
  2. Step 2: Convert to fraction form
    133,035.40/199,553.10 = 63,051.40/x
  3. Step 3: Cross multiply
    133,035.40x = 199,553.10 × 63,051.40
  4. Step 4: Simplify right side
    133,035.40x = 12,582,102,329.34
  5. Step 5: Solve for x
    x = 12,582,102,329.34/133,035.40
  6. Step 6: Final answer
    x = 94,577.10

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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.