Home / 65,233.47-97,856.32-20,849.66

Finding the Fourth Proportional to 65,233.47, 97,856.32 and 20,849.66

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Solution

The fourth proportional to 65,233.47, 97,856.32 and 20,849.66 is: 31,276.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,233.47 : 97,856.32 = 20,849.66 : x
  2. Step 2: Convert to fraction form
    65,233.47/97,856.32 = 20,849.66/x
  3. Step 3: Cross multiply
    65,233.47x = 97,856.32 × 20,849.66
  4. Step 4: Simplify right side
    65,233.47x = 2,040,271,000.85
  5. Step 5: Solve for x
    x = 2,040,271,000.85/65,233.47
  6. Step 6: Final answer
    x = 31,276.44

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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.