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Finding the Fourth Proportional to 133,395.92, 184,088.52 and 73,776.08

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Solution

The fourth proportional to 133,395.92, 184,088.52 and 73,776.08 is: 101,812.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,395.92 : 184,088.52 = 73,776.08 : x
  2. Step 2: Convert to fraction form
    133,395.92/184,088.52 = 73,776.08/x
  3. Step 3: Cross multiply
    133,395.92x = 184,088.52 × 73,776.08
  4. Step 4: Simplify right side
    133,395.92x = 13,581,329,378.60
  5. Step 5: Solve for x
    x = 13,581,329,378.60/133,395.92
  6. Step 6: Final answer
    x = 101,812.18

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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.