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Finding the Fourth Proportional to 133,688.92, 184,490.88 and 73,261.77

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Solution

The fourth proportional to 133,688.92, 184,490.88 and 73,261.77 is: 101,101.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,688.92 : 184,490.88 = 73,261.77 : x
  2. Step 2: Convert to fraction form
    133,688.92/184,490.88 = 73,261.77/x
  3. Step 3: Cross multiply
    133,688.92x = 184,490.88 × 73,261.77
  4. Step 4: Simplify right side
    133,688.92x = 13,516,127,554.11
  5. Step 5: Solve for x
    x = 13,516,127,554.11/133,688.92
  6. Step 6: Final answer
    x = 101,101.33

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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.