Home / 89,267.82-123,188.52-51,541.26

Finding the Fourth Proportional to 89,267.82, 123,188.52 and 51,541.26

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Solution

The fourth proportional to 89,267.82, 123,188.52 and 51,541.26 is: 71,126.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,267.82 : 123,188.52 = 51,541.26 : x
  2. Step 2: Convert to fraction form
    89,267.82/123,188.52 = 51,541.26/x
  3. Step 3: Cross multiply
    89,267.82x = 123,188.52 × 51,541.26
  4. Step 4: Simplify right side
    89,267.82x = 6,349,291,538.34
  5. Step 5: Solve for x
    x = 6,349,291,538.34/89,267.82
  6. Step 6: Final answer
    x = 71,126.32

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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.