Home / 65,230.37-97,862.85-20,857.94

Finding the Fourth Proportional to 65,230.37, 97,862.85 and 20,857.94

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Solution

The fourth proportional to 65,230.37, 97,862.85 and 20,857.94 is: 31,292.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,230.37 : 97,862.85 = 20,857.94 : x
  2. Step 2: Convert to fraction form
    65,230.37/97,862.85 = 20,857.94/x
  3. Step 3: Cross multiply
    65,230.37x = 97,862.85 × 20,857.94
  4. Step 4: Simplify right side
    65,230.37x = 2,041,216,964.21
  5. Step 5: Solve for x
    x = 2,041,216,964.21/65,230.37
  6. Step 6: Final answer
    x = 31,292.44

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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.