Home / 104,582.30-144,323.51-56,835.65

Finding the Fourth Proportional to 104,582.30, 144,323.51 and 56,835.65

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Solution

The fourth proportional to 104,582.30, 144,323.51 and 56,835.65 is: 78,433.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,582.30 : 144,323.51 = 56,835.65 : x
  2. Step 2: Convert to fraction form
    104,582.30/144,323.51 = 56,835.65/x
  3. Step 3: Cross multiply
    104,582.30x = 144,323.51 × 56,835.65
  4. Step 4: Simplify right side
    104,582.30x = 8,202,719,765.94
  5. Step 5: Solve for x
    x = 8,202,719,765.94/104,582.30
  6. Step 6: Final answer
    x = 78,433.16

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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.