Home / 268,204.12-370,125.61-145,698.77

Finding the Fourth Proportional to 268,204.12, 370,125.61 and 145,698.77

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Solution

The fourth proportional to 268,204.12, 370,125.61 and 145,698.77 is: 201,066.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,204.12 : 370,125.61 = 145,698.77 : x
  2. Step 2: Convert to fraction form
    268,204.12/370,125.61 = 145,698.77/x
  3. Step 3: Cross multiply
    268,204.12x = 370,125.61 × 145,698.77
  4. Step 4: Simplify right side
    268,204.12x = 53,926,846,683.57
  5. Step 5: Solve for x
    x = 53,926,846,683.57/268,204.12
  6. Step 6: Final answer
    x = 201,066.44

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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.