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Finding the Fourth Proportional to 261,610.19, 361,028.97 and 146,897.99

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Solution

The fourth proportional to 261,610.19, 361,028.97 and 146,897.99 is: 202,723.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,610.19 : 361,028.97 = 146,897.99 : x
  2. Step 2: Convert to fraction form
    261,610.19/361,028.97 = 146,897.99/x
  3. Step 3: Cross multiply
    261,610.19x = 361,028.97 × 146,897.99
  4. Step 4: Simplify right side
    261,610.19x = 53,034,430,024.77
  5. Step 5: Solve for x
    x = 53,034,430,024.77/261,610.19
  6. Step 6: Final answer
    x = 202,723.11

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.