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Finding the Fourth Proportional to 97,412.80, 146,133.80 and 41,252.80

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Solution

The fourth proportional to 97,412.80, 146,133.80 and 41,252.80 is: 61,885.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,412.80 : 146,133.80 = 41,252.80 : x
  2. Step 2: Convert to fraction form
    97,412.80/146,133.80 = 41,252.80/x
  3. Step 3: Cross multiply
    97,412.80x = 146,133.80 × 41,252.80
  4. Step 4: Simplify right side
    97,412.80x = 6,028,428,424.64
  5. Step 5: Solve for x
    x = 6,028,428,424.64/97,412.80
  6. Step 6: Final answer
    x = 61,885.38

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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.