Home / 68,782.95-94,913.91-38,561.34

Finding the Fourth Proportional to 68,782.95, 94,913.91 and 38,561.34

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Solution

The fourth proportional to 68,782.95, 94,913.91 and 38,561.34 is: 53,210.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,782.95 : 94,913.91 = 38,561.34 : x
  2. Step 2: Convert to fraction form
    68,782.95/94,913.91 = 38,561.34/x
  3. Step 3: Cross multiply
    68,782.95x = 94,913.91 × 38,561.34
  4. Step 4: Simplify right side
    68,782.95x = 3,660,007,554.24
  5. Step 5: Solve for x
    x = 3,660,007,554.24/68,782.95
  6. Step 6: Final answer
    x = 53,210.97

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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.