Home / 104,403.02-144,076.26-56,656.37

Finding the Fourth Proportional to 104,403.02, 144,076.26 and 56,656.37

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Solution

The fourth proportional to 104,403.02, 144,076.26 and 56,656.37 is: 78,185.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,403.02 : 144,076.26 = 56,656.37 : x
  2. Step 2: Convert to fraction form
    104,403.02/144,076.26 = 56,656.37/x
  3. Step 3: Cross multiply
    104,403.02x = 144,076.26 × 56,656.37
  4. Step 4: Simplify right side
    104,403.02x = 8,162,837,587.70
  5. Step 5: Solve for x
    x = 8,162,837,587.70/104,403.02
  6. Step 6: Final answer
    x = 78,185.84

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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.