Home / 84,100.04-126,187.32-44,647.64

Finding the Fourth Proportional to 84,100.04, 126,187.32 and 44,647.64

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Solution

The fourth proportional to 84,100.04, 126,187.32 and 44,647.64 is: 66,991.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,100.04 : 126,187.32 = 44,647.64 : x
  2. Step 2: Convert to fraction form
    84,100.04/126,187.32 = 44,647.64/x
  3. Step 3: Cross multiply
    84,100.04x = 126,187.32 × 44,647.64
  4. Step 4: Simplify right side
    84,100.04x = 5,633,966,035.92
  5. Step 5: Solve for x
    x = 5,633,966,035.92/84,100.04
  6. Step 6: Final answer
    x = 66,991.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.