Home / 104,451.93-144,144.36-56,705.54

Finding the Fourth Proportional to 104,451.93, 144,144.36 and 56,705.54

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Solution

The fourth proportional to 104,451.93, 144,144.36 and 56,705.54 is: 78,254.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,451.93 : 144,144.36 = 56,705.54 : x
  2. Step 2: Convert to fraction form
    104,451.93/144,144.36 = 56,705.54/x
  3. Step 3: Cross multiply
    104,451.93x = 144,144.36 × 56,705.54
  4. Step 4: Simplify right side
    104,451.93x = 8,173,783,051.03
  5. Step 5: Solve for x
    x = 8,173,783,051.03/104,451.93
  6. Step 6: Final answer
    x = 78,254.02

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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.