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Finding the Fourth Proportional to 133,373.68, 184,053.09 and 72,944.13

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Solution

The fourth proportional to 133,373.68, 184,053.09 and 72,944.13 is: 100,661.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,373.68 : 184,053.09 = 72,944.13 : x
  2. Step 2: Convert to fraction form
    133,373.68/184,053.09 = 72,944.13/x
  3. Step 3: Cross multiply
    133,373.68x = 184,053.09 × 72,944.13
  4. Step 4: Simplify right side
    133,373.68x = 13,425,592,523.86
  5. Step 5: Solve for x
    x = 13,425,592,523.86/133,373.68
  6. Step 6: Final answer
    x = 100,661.48

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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.