Home / 104,336.19-143,984.25-56,589.93

Finding the Fourth Proportional to 104,336.19, 143,984.25 and 56,589.93

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Solution

The fourth proportional to 104,336.19, 143,984.25 and 56,589.93 is: 78,094.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,336.19 : 143,984.25 = 56,589.93 : x
  2. Step 2: Convert to fraction form
    104,336.19/143,984.25 = 56,589.93/x
  3. Step 3: Cross multiply
    104,336.19x = 143,984.25 × 56,589.93
  4. Step 4: Simplify right side
    104,336.19x = 8,148,058,628.60
  5. Step 5: Solve for x
    x = 8,148,058,628.60/104,336.19
  6. Step 6: Final answer
    x = 78,094.27

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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.