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Finding the Fourth Proportional to 133,466.62, 184,165.72 and 79,740.22

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Solution

The fourth proportional to 133,466.62, 184,165.72 and 79,740.22 is: 110,030.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,466.62 : 184,165.72 = 79,740.22 : x
  2. Step 2: Convert to fraction form
    133,466.62/184,165.72 = 79,740.22/x
  3. Step 3: Cross multiply
    133,466.62x = 184,165.72 × 79,740.22
  4. Step 4: Simplify right side
    133,466.62x = 14,685,415,029.26
  5. Step 5: Solve for x
    x = 14,685,415,029.26/133,466.62
  6. Step 6: Final answer
    x = 110,030.62

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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.