Home / 92,984.24-128,318.43-50,542.67

Finding the Fourth Proportional to 92,984.24, 128,318.43 and 50,542.67

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Solution

The fourth proportional to 92,984.24, 128,318.43 and 50,542.67 is: 69,748.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,984.24 : 128,318.43 = 50,542.67 : x
  2. Step 2: Convert to fraction form
    92,984.24/128,318.43 = 50,542.67/x
  3. Step 3: Cross multiply
    92,984.24x = 128,318.43 × 50,542.67
  4. Step 4: Simplify right side
    92,984.24x = 6,485,555,420.82
  5. Step 5: Solve for x
    x = 6,485,555,420.82/92,984.24
  6. Step 6: Final answer
    x = 69,748.98

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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.