Home / 179,698.20-269,547.30-148,205.40

Finding the Fourth Proportional to 179,698.20, 269,547.30 and 148,205.40

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Solution

The fourth proportional to 179,698.20, 269,547.30 and 148,205.40 is: 222,308.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,698.20 : 269,547.30 = 148,205.40 : x
  2. Step 2: Convert to fraction form
    179,698.20/269,547.30 = 148,205.40/x
  3. Step 3: Cross multiply
    179,698.20x = 269,547.30 × 148,205.40
  4. Step 4: Simplify right side
    179,698.20x = 39,948,365,415.42
  5. Step 5: Solve for x
    x = 39,948,365,415.42/179,698.20
  6. Step 6: Final answer
    x = 222,308.10

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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.