Home / 286,002.14-394,677.70-158,675.00

Finding the Fourth Proportional to 286,002.14, 394,677.70 and 158,675.00

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Solution

The fourth proportional to 286,002.14, 394,677.70 and 158,675.00 is: 218,968.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,002.14 : 394,677.70 = 158,675.00 : x
  2. Step 2: Convert to fraction form
    286,002.14/394,677.70 = 158,675.00/x
  3. Step 3: Cross multiply
    286,002.14x = 394,677.70 × 158,675.00
  4. Step 4: Simplify right side
    286,002.14x = 62,625,481,677.42
  5. Step 5: Solve for x
    x = 62,625,481,677.42/286,002.14
  6. Step 6: Final answer
    x = 218,968.58

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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.