Home / 65,139.90-97,635.73-27,676.59

Finding the Fourth Proportional to 65,139.90, 97,635.73 and 27,676.59

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Solution

The fourth proportional to 65,139.90, 97,635.73 and 27,676.59 is: 41,483.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,139.90 : 97,635.73 = 27,676.59 : x
  2. Step 2: Convert to fraction form
    65,139.90/97,635.73 = 27,676.59/x
  3. Step 3: Cross multiply
    65,139.90x = 97,635.73 × 27,676.59
  4. Step 4: Simplify right side
    65,139.90x = 2,702,224,068.56
  5. Step 5: Solve for x
    x = 2,702,224,068.56/65,139.90
  6. Step 6: Final answer
    x = 41,483.39

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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.