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Finding the Fourth Proportional to 303,603.54, 455,406.03 and 93,241.14

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Solution

The fourth proportional to 303,603.54, 455,406.03 and 93,241.14 is: 139,861.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,603.54 : 455,406.03 = 93,241.14 : x
  2. Step 2: Convert to fraction form
    303,603.54/455,406.03 = 93,241.14/x
  3. Step 3: Cross multiply
    303,603.54x = 455,406.03 × 93,241.14
  4. Step 4: Simplify right side
    303,603.54x = 42,462,577,400.07
  5. Step 5: Solve for x
    x = 42,462,577,400.07/303,603.54
  6. Step 6: Final answer
    x = 139,861.93

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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.