Home / 65,742.54-98,701.30-34,599.66

Finding the Fourth Proportional to 65,742.54, 98,701.30 and 34,599.66

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Solution

The fourth proportional to 65,742.54, 98,701.30 and 34,599.66 is: 51,945.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,742.54 : 98,701.30 = 34,599.66 : x
  2. Step 2: Convert to fraction form
    65,742.54/98,701.30 = 34,599.66/x
  3. Step 3: Cross multiply
    65,742.54x = 98,701.30 × 34,599.66
  4. Step 4: Simplify right side
    65,742.54x = 3,415,031,421.56
  5. Step 5: Solve for x
    x = 3,415,031,421.56/65,742.54
  6. Step 6: Final answer
    x = 51,945.54

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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.