Home / 65,488.37-98,150.36-28,004.36

Finding the Fourth Proportional to 65,488.37, 98,150.36 and 28,004.36

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Solution

The fourth proportional to 65,488.37, 98,150.36 and 28,004.36 is: 41,971.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,488.37 : 98,150.36 = 28,004.36 : x
  2. Step 2: Convert to fraction form
    65,488.37/98,150.36 = 28,004.36/x
  3. Step 3: Cross multiply
    65,488.37x = 98,150.36 × 28,004.36
  4. Step 4: Simplify right side
    65,488.37x = 2,748,638,120.92
  5. Step 5: Solve for x
    x = 2,748,638,120.92/65,488.37
  6. Step 6: Final answer
    x = 41,971.39

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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.