Home / 67,038.12-100,555.63-33,749.26

Finding the Fourth Proportional to 67,038.12, 100,555.63 and 33,749.26

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Solution

The fourth proportional to 67,038.12, 100,555.63 and 33,749.26 is: 50,623.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,038.12 : 100,555.63 = 33,749.26 : x
  2. Step 2: Convert to fraction form
    67,038.12/100,555.63 = 33,749.26/x
  3. Step 3: Cross multiply
    67,038.12x = 100,555.63 × 33,749.26
  4. Step 4: Simplify right side
    67,038.12x = 3,393,677,765.57
  5. Step 5: Solve for x
    x = 3,393,677,765.57/67,038.12
  6. Step 6: Final answer
    x = 50,623.10

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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.