Home / 133,518.32-184,242.68-79,792.64

Finding the Fourth Proportional to 133,518.32, 184,242.68 and 79,792.64

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Solution

The fourth proportional to 133,518.32, 184,242.68 and 79,792.64 is: 110,106.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,518.32 : 184,242.68 = 79,792.64 : x
  2. Step 2: Convert to fraction form
    133,518.32/184,242.68 = 79,792.64/x
  3. Step 3: Cross multiply
    133,518.32x = 184,242.68 × 79,792.64
  4. Step 4: Simplify right side
    133,518.32x = 14,701,209,837.88
  5. Step 5: Solve for x
    x = 14,701,209,837.88/133,518.32
  6. Step 6: Final answer
    x = 110,106.31

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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.