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Finding the Fourth Proportional to 133,409.16, 200,124.30 and 44,663.04

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Solution

The fourth proportional to 133,409.16, 200,124.30 and 44,663.04 is: 66,998.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,409.16 : 200,124.30 = 44,663.04 : x
  2. Step 2: Convert to fraction form
    133,409.16/200,124.30 = 44,663.04/x
  3. Step 3: Cross multiply
    133,409.16x = 200,124.30 × 44,663.04
  4. Step 4: Simplify right side
    133,409.16x = 8,938,159,615.87
  5. Step 5: Solve for x
    x = 8,938,159,615.87/133,409.16
  6. Step 6: Final answer
    x = 66,998.10

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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.