Home / 125,911.32-173,538.57-109,677.41

Finding the Fourth Proportional to 125,911.32, 173,538.57 and 109,677.41

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Solution

The fourth proportional to 125,911.32, 173,538.57 and 109,677.41 is: 151,164.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,911.32 : 173,538.57 = 109,677.41 : x
  2. Step 2: Convert to fraction form
    125,911.32/173,538.57 = 109,677.41/x
  3. Step 3: Cross multiply
    125,911.32x = 173,538.57 × 109,677.41
  4. Step 4: Simplify right side
    125,911.32x = 19,033,260,025.01
  5. Step 5: Solve for x
    x = 19,033,260,025.01/125,911.32
  6. Step 6: Final answer
    x = 151,164.01

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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.