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Finding the Fourth Proportional to 65,200.03, 97,800.04 and 35,601.72

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Solution

The fourth proportional to 65,200.03, 97,800.04 and 35,601.72 is: 53,402.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,200.03 : 97,800.04 = 35,601.72 : x
  2. Step 2: Convert to fraction form
    65,200.03/97,800.04 = 35,601.72/x
  3. Step 3: Cross multiply
    65,200.03x = 97,800.04 × 35,601.72
  4. Step 4: Simplify right side
    65,200.03x = 3,481,848,973.06
  5. Step 5: Solve for x
    x = 3,481,848,973.06/65,200.03
  6. Step 6: Final answer
    x = 53,402.57

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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.