Home / 104,479.06-144,182.43-56,733.22

Finding the Fourth Proportional to 104,479.06, 144,182.43 and 56,733.22

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Solution

The fourth proportional to 104,479.06, 144,182.43 and 56,733.22 is: 78,292.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,479.06 : 144,182.43 = 56,733.22 : x
  2. Step 2: Convert to fraction form
    104,479.06/144,182.43 = 56,733.22/x
  3. Step 3: Cross multiply
    104,479.06x = 144,182.43 × 56,733.22
  4. Step 4: Simplify right side
    104,479.06x = 8,179,933,521.32
  5. Step 5: Solve for x
    x = 8,179,933,521.32/104,479.06
  6. Step 6: Final answer
    x = 78,292.56

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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.