Home / 104,524.32-144,244.62-56,778.60

Finding the Fourth Proportional to 104,524.32, 144,244.62 and 56,778.60

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Solution

The fourth proportional to 104,524.32, 144,244.62 and 56,778.60 is: 78,355.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,524.32 : 144,244.62 = 56,778.60 : x
  2. Step 2: Convert to fraction form
    104,524.32/144,244.62 = 56,778.60/x
  3. Step 3: Cross multiply
    104,524.32x = 144,244.62 × 56,778.60
  4. Step 4: Simplify right side
    104,524.32x = 8,190,007,581.13
  5. Step 5: Solve for x
    x = 8,190,007,581.13/104,524.32
  6. Step 6: Final answer
    x = 78,355.04

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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.