Home / 76,839.98-115,271.91-32,466.95

Finding the Fourth Proportional to 76,839.98, 115,271.91 and 32,466.95

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Solution

The fourth proportional to 76,839.98, 115,271.91 and 32,466.95 is: 48,705.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,839.98 : 115,271.91 = 32,466.95 : x
  2. Step 2: Convert to fraction form
    76,839.98/115,271.91 = 32,466.95/x
  3. Step 3: Cross multiply
    76,839.98x = 115,271.91 × 32,466.95
  4. Step 4: Simplify right side
    76,839.98x = 3,742,527,338.37
  5. Step 5: Solve for x
    x = 3,742,527,338.37/76,839.98
  6. Step 6: Final answer
    x = 48,705.47

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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.