Home / 65,075.04-97,615.98-18,331.56

Finding the Fourth Proportional to 65,075.04, 97,615.98 and 18,331.56

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Solution

The fourth proportional to 65,075.04, 97,615.98 and 18,331.56 is: 27,498.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,075.04 : 97,615.98 = 18,331.56 : x
  2. Step 2: Convert to fraction form
    65,075.04/97,615.98 = 18,331.56/x
  3. Step 3: Cross multiply
    65,075.04x = 97,615.98 × 18,331.56
  4. Step 4: Simplify right side
    65,075.04x = 1,789,453,194.33
  5. Step 5: Solve for x
    x = 1,789,453,194.33/65,075.04
  6. Step 6: Final answer
    x = 27,498.30

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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.