Home / 248,039.28-342,297.18-146,064.96

Finding the Fourth Proportional to 248,039.28, 342,297.18 and 146,064.96

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Solution

The fourth proportional to 248,039.28, 342,297.18 and 146,064.96 is: 201,571.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,039.28 : 342,297.18 = 146,064.96 : x
  2. Step 2: Convert to fraction form
    248,039.28/342,297.18 = 146,064.96/x
  3. Step 3: Cross multiply
    248,039.28x = 342,297.18 × 146,064.96
  4. Step 4: Simplify right side
    248,039.28x = 49,997,623,904.81
  5. Step 5: Solve for x
    x = 49,997,623,904.81/248,039.28
  6. Step 6: Final answer
    x = 201,571.40

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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.