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Finding the Fourth Proportional to 133,685.93, 184,469.02 and 79,951.34

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Solution

The fourth proportional to 133,685.93, 184,469.02 and 79,951.34 is: 110,322.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,685.93 : 184,469.02 = 79,951.34 : x
  2. Step 2: Convert to fraction form
    133,685.93/184,469.02 = 79,951.34/x
  3. Step 3: Cross multiply
    133,685.93x = 184,469.02 × 79,951.34
  4. Step 4: Simplify right side
    133,685.93x = 14,748,545,337.49
  5. Step 5: Solve for x
    x = 14,748,545,337.49/133,685.93
  6. Step 6: Final answer
    x = 110,322.35

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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.