Home / 92,493.12-127,640.87-50,051.67

Finding the Fourth Proportional to 92,493.12, 127,640.87 and 50,051.67

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Solution

The fourth proportional to 92,493.12, 127,640.87 and 50,051.67 is: 69,071.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,493.12 : 127,640.87 = 50,051.67 : x
  2. Step 2: Convert to fraction form
    92,493.12/127,640.87 = 50,051.67/x
  3. Step 3: Cross multiply
    92,493.12x = 127,640.87 × 50,051.67
  4. Step 4: Simplify right side
    92,493.12x = 6,388,638,453.49
  5. Step 5: Solve for x
    x = 6,388,638,453.49/92,493.12
  6. Step 6: Final answer
    x = 69,071.50

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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.