Home / 349,639.97-524,315.37-109,673.83

Finding the Fourth Proportional to 349,639.97, 524,315.37 and 109,673.83

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Solution

The fourth proportional to 349,639.97, 524,315.37 and 109,673.83 is: 164,465.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,639.97 : 524,315.37 = 109,673.83 : x
  2. Step 2: Convert to fraction form
    349,639.97/524,315.37 = 109,673.83/x
  3. Step 3: Cross multiply
    349,639.97x = 524,315.37 × 109,673.83
  4. Step 4: Simplify right side
    349,639.97x = 57,503,672,134.19
  5. Step 5: Solve for x
    x = 57,503,672,134.19/349,639.97
  6. Step 6: Final answer
    x = 164,465.38

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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.