Home / 104,748.48-144,556.11-56,998.98

Finding the Fourth Proportional to 104,748.48, 144,556.11 and 56,998.98

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Solution

The fourth proportional to 104,748.48, 144,556.11 and 56,998.98 is: 78,660.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,748.48 : 144,556.11 = 56,998.98 : x
  2. Step 2: Convert to fraction form
    104,748.48/144,556.11 = 56,998.98/x
  3. Step 3: Cross multiply
    104,748.48x = 144,556.11 × 56,998.98
  4. Step 4: Simplify right side
    104,748.48x = 8,239,550,822.77
  5. Step 5: Solve for x
    x = 8,239,550,822.77/104,748.48
  6. Step 6: Final answer
    x = 78,660.34

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1.5x scale

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.