Home / 116,698.09-160,704.51-101,377.66

Finding the Fourth Proportional to 116,698.09, 160,704.51 and 101,377.66

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Solution

The fourth proportional to 116,698.09, 160,704.51 and 101,377.66 is: 139,606.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,698.09 : 160,704.51 = 101,377.66 : x
  2. Step 2: Convert to fraction form
    116,698.09/160,704.51 = 101,377.66/x
  3. Step 3: Cross multiply
    116,698.09x = 160,704.51 × 101,377.66
  4. Step 4: Simplify right side
    116,698.09x = 16,291,847,175.25
  5. Step 5: Solve for x
    x = 16,291,847,175.25/116,698.09
  6. Step 6: Final answer
    x = 139,606.80

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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.