Home / 68,473.29-94,519.47-61,290.51

Finding the Fourth Proportional to 68,473.29, 94,519.47 and 61,290.51

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Solution

The fourth proportional to 68,473.29, 94,519.47 and 61,290.51 is: 84,604.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,473.29 : 94,519.47 = 61,290.51 : x
  2. Step 2: Convert to fraction form
    68,473.29/94,519.47 = 61,290.51/x
  3. Step 3: Cross multiply
    68,473.29x = 94,519.47 × 61,290.51
  4. Step 4: Simplify right side
    68,473.29x = 5,793,146,521.23
  5. Step 5: Solve for x
    x = 5,793,146,521.23/68,473.29
  6. Step 6: Final answer
    x = 84,604.47

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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.