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Finding the Fourth Proportional to 64,902.98, 97,492.74 and 61,110.92

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Solution

The fourth proportional to 64,902.98, 97,492.74 and 61,110.92 is: 91,796.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,902.98 : 97,492.74 = 61,110.92 : x
  2. Step 2: Convert to fraction form
    64,902.98/97,492.74 = 61,110.92/x
  3. Step 3: Cross multiply
    64,902.98x = 97,492.74 × 61,110.92
  4. Step 4: Simplify right side
    64,902.98x = 5,957,871,034.72
  5. Step 5: Solve for x
    x = 5,957,871,034.72/64,902.98
  6. Step 6: Final answer
    x = 91,796.57

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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.