Home / 68,219.61-94,145.89-38,004.92

Finding the Fourth Proportional to 68,219.61, 94,145.89 and 38,004.92

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Solution

The fourth proportional to 68,219.61, 94,145.89 and 38,004.92 is: 52,448.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,219.61 : 94,145.89 = 38,004.92 : x
  2. Step 2: Convert to fraction form
    68,219.61/94,145.89 = 38,004.92/x
  3. Step 3: Cross multiply
    68,219.61x = 94,145.89 × 38,004.92
  4. Step 4: Simplify right side
    68,219.61x = 3,578,007,017.78
  5. Step 5: Solve for x
    x = 3,578,007,017.78/68,219.61
  6. Step 6: Final answer
    x = 52,448.37

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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.