Home / 104,556.83-144,288.96-56,810.30

Finding the Fourth Proportional to 104,556.83, 144,288.96 and 56,810.30

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Solution

The fourth proportional to 104,556.83, 144,288.96 and 56,810.30 is: 78,398.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,556.83 : 144,288.96 = 56,810.30 : x
  2. Step 2: Convert to fraction form
    104,556.83/144,288.96 = 56,810.30/x
  3. Step 3: Cross multiply
    104,556.83x = 144,288.96 × 56,810.30
  4. Step 4: Simplify right side
    104,556.83x = 8,197,099,104.29
  5. Step 5: Solve for x
    x = 8,197,099,104.29/104,556.83
  6. Step 6: Final answer
    x = 78,398.50

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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.