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Finding the Fourth Proportional to 133,373.04, 184,059.54 and 72,940.08

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Solution

The fourth proportional to 133,373.04, 184,059.54 and 72,940.08 is: 100,659.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,373.04 : 184,059.54 = 72,940.08 : x
  2. Step 2: Convert to fraction form
    133,373.04/184,059.54 = 72,940.08/x
  3. Step 3: Cross multiply
    133,373.04x = 184,059.54 × 72,940.08
  4. Step 4: Simplify right side
    133,373.04x = 13,425,317,572.36
  5. Step 5: Solve for x
    x = 13,425,317,572.36/133,373.04
  6. Step 6: Final answer
    x = 100,659.91

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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.