Home / 84,466.32-126,611.99-69,518.17

Finding the Fourth Proportional to 84,466.32, 126,611.99 and 69,518.17

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Solution

The fourth proportional to 84,466.32, 126,611.99 and 69,518.17 is: 104,205.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,466.32 : 126,611.99 = 69,518.17 : x
  2. Step 2: Convert to fraction form
    84,466.32/126,611.99 = 69,518.17/x
  3. Step 3: Cross multiply
    84,466.32x = 126,611.99 × 69,518.17
  4. Step 4: Simplify right side
    84,466.32x = 8,801,833,844.86
  5. Step 5: Solve for x
    x = 8,801,833,844.86/84,466.32
  6. Step 6: Final answer
    x = 104,205.25

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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.