Home / 68,401.10-94,384.36-38,182.03

Finding the Fourth Proportional to 68,401.10, 94,384.36 and 38,182.03

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Solution

The fourth proportional to 68,401.10, 94,384.36 and 38,182.03 is: 52,686.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,401.10 : 94,384.36 = 38,182.03 : x
  2. Step 2: Convert to fraction form
    68,401.10/94,384.36 = 38,182.03/x
  3. Step 3: Cross multiply
    68,401.10x = 94,384.36 × 38,182.03
  4. Step 4: Simplify right side
    68,401.10x = 3,603,786,465.05
  5. Step 5: Solve for x
    x = 3,603,786,465.05/68,401.10
  6. Step 6: Final answer
    x = 52,686.09

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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.