Home / 68,083.03-93,888.61-45,422.94

Finding the Fourth Proportional to 68,083.03, 93,888.61 and 45,422.94

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Solution

The fourth proportional to 68,083.03, 93,888.61 and 45,422.94 is: 62,639.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,083.03 : 93,888.61 = 45,422.94 : x
  2. Step 2: Convert to fraction form
    68,083.03/93,888.61 = 45,422.94/x
  3. Step 3: Cross multiply
    68,083.03x = 93,888.61 × 45,422.94
  4. Step 4: Simplify right side
    68,083.03x = 4,264,696,698.71
  5. Step 5: Solve for x
    x = 4,264,696,698.71/68,083.03
  6. Step 6: Final answer
    x = 62,639.64

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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.