Home / 65,106.84-97,675.29-20,126.48

Finding the Fourth Proportional to 65,106.84, 97,675.29 and 20,126.48

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Solution

The fourth proportional to 65,106.84, 97,675.29 and 20,126.48 is: 30,194.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,106.84 : 97,675.29 = 20,126.48 : x
  2. Step 2: Convert to fraction form
    65,106.84/97,675.29 = 20,126.48/x
  3. Step 3: Cross multiply
    65,106.84x = 97,675.29 × 20,126.48
  4. Step 4: Simplify right side
    65,106.84x = 1,965,859,282.30
  5. Step 5: Solve for x
    x = 1,965,859,282.30/65,106.84
  6. Step 6: Final answer
    x = 30,194.36

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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.