Home / 68,219.72-94,140.17-38,004.29

Finding the Fourth Proportional to 68,219.72, 94,140.17 and 38,004.29

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Solution

The fourth proportional to 68,219.72, 94,140.17 and 38,004.29 is: 52,444.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,219.72 : 94,140.17 = 38,004.29 : x
  2. Step 2: Convert to fraction form
    68,219.72/94,140.17 = 38,004.29/x
  3. Step 3: Cross multiply
    68,219.72x = 94,140.17 × 38,004.29
  4. Step 4: Simplify right side
    68,219.72x = 3,577,730,369.92
  5. Step 5: Solve for x
    x = 3,577,730,369.92/68,219.72
  6. Step 6: Final answer
    x = 52,444.23

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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.