Home / 68,688.03-94,788.39-38,473.26

Finding the Fourth Proportional to 68,688.03, 94,788.39 and 38,473.26

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Solution

The fourth proportional to 68,688.03, 94,788.39 and 38,473.26 is: 53,092.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,688.03 : 94,788.39 = 38,473.26 : x
  2. Step 2: Convert to fraction form
    68,688.03/94,788.39 = 38,473.26/x
  3. Step 3: Cross multiply
    68,688.03x = 94,788.39 × 38,473.26
  4. Step 4: Simplify right side
    68,688.03x = 3,646,818,373.45
  5. Step 5: Solve for x
    x = 3,646,818,373.45/68,688.03
  6. Step 6: Final answer
    x = 53,092.49

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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.