Home / 92,605.49-138,927.67-30,271.13

Finding the Fourth Proportional to 92,605.49, 138,927.67 and 30,271.13

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Solution

The fourth proportional to 92,605.49, 138,927.67 and 30,271.13 is: 45,413.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,605.49 : 138,927.67 = 30,271.13 : x
  2. Step 2: Convert to fraction form
    92,605.49/138,927.67 = 30,271.13/x
  3. Step 3: Cross multiply
    92,605.49x = 138,927.67 × 30,271.13
  4. Step 4: Simplify right side
    92,605.49x = 4,205,496,788.85
  5. Step 5: Solve for x
    x = 4,205,496,788.85/92,605.49
  6. Step 6: Final answer
    x = 45,413.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.