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Finding the Fourth Proportional to 258,027.48, 356,075.46 and 144,849.42

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Solution

The fourth proportional to 258,027.48, 356,075.46 and 144,849.42 is: 199,890.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,027.48 : 356,075.46 = 144,849.42 : x
  2. Step 2: Convert to fraction form
    258,027.48/356,075.46 = 144,849.42/x
  3. Step 3: Cross multiply
    258,027.48x = 356,075.46 × 144,849.42
  4. Step 4: Simplify right side
    258,027.48x = 51,577,323,857.23
  5. Step 5: Solve for x
    x = 51,577,323,857.23/258,027.48
  6. Step 6: Final answer
    x = 199,890.82

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1.5x scale

Why These Related Problems?

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