Home / 104,777.55-144,585.61-57,029.87

Finding the Fourth Proportional to 104,777.55, 144,585.61 and 57,029.87

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Solution

The fourth proportional to 104,777.55, 144,585.61 and 57,029.87 is: 78,697.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,777.55 : 144,585.61 = 57,029.87 : x
  2. Step 2: Convert to fraction form
    104,777.55/144,585.61 = 57,029.87/x
  3. Step 3: Cross multiply
    104,777.55x = 144,585.61 × 57,029.87
  4. Step 4: Simplify right side
    104,777.55x = 8,245,698,761.06
  5. Step 5: Solve for x
    x = 8,245,698,761.06/104,777.55
  6. Step 6: Final answer
    x = 78,697.19

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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.