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Finding the Fourth Proportional to 68,126.79, 94,006.58 and 37,904.07

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Solution

The fourth proportional to 68,126.79, 94,006.58 and 37,904.07 is: 52,302.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,126.79 : 94,006.58 = 37,904.07 : x
  2. Step 2: Convert to fraction form
    68,126.79/94,006.58 = 37,904.07/x
  3. Step 3: Cross multiply
    68,126.79x = 94,006.58 × 37,904.07
  4. Step 4: Simplify right side
    68,126.79x = 3,563,231,799.26
  5. Step 5: Solve for x
    x = 3,563,231,799.26/68,126.79
  6. Step 6: Final answer
    x = 52,302.95

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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.