Home / 92,246.42-138,413.37-54,880.31

Finding the Fourth Proportional to 92,246.42, 138,413.37 and 54,880.31

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Solution

The fourth proportional to 92,246.42, 138,413.37 and 54,880.31 is: 82,346.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,246.42 : 138,413.37 = 54,880.31 : x
  2. Step 2: Convert to fraction form
    92,246.42/138,413.37 = 54,880.31/x
  3. Step 3: Cross multiply
    92,246.42x = 138,413.37 × 54,880.31
  4. Step 4: Simplify right side
    92,246.42x = 7,596,168,653.74
  5. Step 5: Solve for x
    x = 7,596,168,653.74/92,246.42
  6. Step 6: Final answer
    x = 82,346.49

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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.