Home / 283,926.31-391,817.58-163,075.43

Finding the Fourth Proportional to 283,926.31, 391,817.58 and 163,075.43

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Solution

The fourth proportional to 283,926.31, 391,817.58 and 163,075.43 is: 225,043.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,926.31 : 391,817.58 = 163,075.43 : x
  2. Step 2: Convert to fraction form
    283,926.31/391,817.58 = 163,075.43/x
  3. Step 3: Cross multiply
    283,926.31x = 391,817.58 × 163,075.43
  4. Step 4: Simplify right side
    283,926.31x = 63,895,820,340.06
  5. Step 5: Solve for x
    x = 63,895,820,340.06/283,926.31
  6. Step 6: Final answer
    x = 225,043.68

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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.