Home / 235,929.80-353,914.74-208,176.77

Finding the Fourth Proportional to 235,929.80, 353,914.74 and 208,176.77

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Solution

The fourth proportional to 235,929.80, 353,914.74 and 208,176.77 is: 312,282.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,929.80 : 353,914.74 = 208,176.77 : x
  2. Step 2: Convert to fraction form
    235,929.80/353,914.74 = 208,176.77/x
  3. Step 3: Cross multiply
    235,929.80x = 353,914.74 × 208,176.77
  4. Step 4: Simplify right side
    235,929.80x = 73,676,825,659.02
  5. Step 5: Solve for x
    x = 73,676,825,659.02/235,929.80
  6. Step 6: Final answer
    x = 312,282.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.