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Finding the Fourth Proportional to 97,397.80, 146,111.30 and 41,237.80

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Solution

The fourth proportional to 97,397.80, 146,111.30 and 41,237.80 is: 61,862.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,397.80 : 146,111.30 = 41,237.80 : x
  2. Step 2: Convert to fraction form
    97,397.80/146,111.30 = 41,237.80/x
  3. Step 3: Cross multiply
    97,397.80x = 146,111.30 × 41,237.80
  4. Step 4: Simplify right side
    97,397.80x = 6,025,308,567.14
  5. Step 5: Solve for x
    x = 6,025,308,567.14/97,397.80
  6. Step 6: Final answer
    x = 61,862.88

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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.