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Finding the Fourth Proportional to 97,525.69, 146,318.43 and 87,466.87

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Solution

The fourth proportional to 97,525.69, 146,318.43 and 87,466.87 is: 131,227.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,525.69 : 146,318.43 = 87,466.87 : x
  2. Step 2: Convert to fraction form
    97,525.69/146,318.43 = 87,466.87/x
  3. Step 3: Cross multiply
    97,525.69x = 146,318.43 × 87,466.87
  4. Step 4: Simplify right side
    97,525.69x = 12,798,015,606.31
  5. Step 5: Solve for x
    x = 12,798,015,606.31/97,525.69
  6. Step 6: Final answer
    x = 131,227.13

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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.