Home / 263,271.65-363,199.44-154,320.75

Finding the Fourth Proportional to 263,271.65, 363,199.44 and 154,320.75

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Solution

The fourth proportional to 263,271.65, 363,199.44 and 154,320.75 is: 212,894.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,271.65 : 363,199.44 = 154,320.75 : x
  2. Step 2: Convert to fraction form
    263,271.65/363,199.44 = 154,320.75/x
  3. Step 3: Cross multiply
    263,271.65x = 363,199.44 × 154,320.75
  4. Step 4: Simplify right side
    263,271.65x = 56,049,209,980.38
  5. Step 5: Solve for x
    x = 56,049,209,980.38/263,271.65
  6. Step 6: Final answer
    x = 212,894.97

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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.