Home / 65,075.90-97,638.14-25,660.49

Finding the Fourth Proportional to 65,075.90, 97,638.14 and 25,660.49

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Solution

The fourth proportional to 65,075.90, 97,638.14 and 25,660.49 is: 38,500.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,075.90 : 97,638.14 = 25,660.49 : x
  2. Step 2: Convert to fraction form
    65,075.90/97,638.14 = 25,660.49/x
  3. Step 3: Cross multiply
    65,075.90x = 97,638.14 × 25,660.49
  4. Step 4: Simplify right side
    65,075.90x = 2,505,441,898.60
  5. Step 5: Solve for x
    x = 2,505,441,898.60/65,075.90
  6. Step 6: Final answer
    x = 38,500.31

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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.