Home / 283,925.07-391,815.84-163,074.18

Finding the Fourth Proportional to 283,925.07, 391,815.84 and 163,074.18

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Solution

The fourth proportional to 283,925.07, 391,815.84 and 163,074.18 is: 225,041.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,925.07 : 391,815.84 = 163,074.18 : x
  2. Step 2: Convert to fraction form
    283,925.07/391,815.84 = 163,074.18/x
  3. Step 3: Cross multiply
    283,925.07x = 391,815.84 × 163,074.18
  4. Step 4: Simplify right side
    283,925.07x = 63,895,046,819.01
  5. Step 5: Solve for x
    x = 63,895,046,819.01/283,925.07
  6. Step 6: Final answer
    x = 225,041.93

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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.