Home / 283,926.60-391,817.88-163,075.68

Finding the Fourth Proportional to 283,926.60, 391,817.88 and 163,075.68

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Solution

The fourth proportional to 283,926.60, 391,817.88 and 163,075.68 is: 225,043.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,926.60 : 391,817.88 = 163,075.68 : x
  2. Step 2: Convert to fraction form
    283,926.60/391,817.88 = 163,075.68/x
  3. Step 3: Cross multiply
    283,926.60x = 391,817.88 × 163,075.68
  4. Step 4: Simplify right side
    283,926.60x = 63,895,967,217.16
  5. Step 5: Solve for x
    x = 63,895,967,217.16/283,926.60
  6. Step 6: Final answer
    x = 225,043.96

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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.