Home / 104,740.48-144,539.52-56,993.94

Finding the Fourth Proportional to 104,740.48, 144,539.52 and 56,993.94

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Solution

The fourth proportional to 104,740.48, 144,539.52 and 56,993.94 is: 78,650.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,740.48 : 144,539.52 = 56,993.94 : x
  2. Step 2: Convert to fraction form
    104,740.48/144,539.52 = 56,993.94/x
  3. Step 3: Cross multiply
    104,740.48x = 144,539.52 × 56,993.94
  4. Step 4: Simplify right side
    104,740.48x = 8,237,876,730.51
  5. Step 5: Solve for x
    x = 8,237,876,730.51/104,740.48
  6. Step 6: Final answer
    x = 78,650.36

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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.