Home / 104,081.25-143,632.00-56,334.49

Finding the Fourth Proportional to 104,081.25, 143,632.00 and 56,334.49

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Solution

The fourth proportional to 104,081.25, 143,632.00 and 56,334.49 is: 77,741.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,081.25 : 143,632.00 = 56,334.49 : x
  2. Step 2: Convert to fraction form
    104,081.25/143,632.00 = 56,334.49/x
  3. Step 3: Cross multiply
    104,081.25x = 143,632.00 × 56,334.49
  4. Step 4: Simplify right side
    104,081.25x = 8,091,435,179.02
  5. Step 5: Solve for x
    x = 8,091,435,179.02/104,081.25
  6. Step 6: Final answer
    x = 77,741.52

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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.