Home / 57,802.32-86,582.52-50,790.96

Finding the Fourth Proportional to 57,802.32, 86,582.52 and 50,790.96

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Solution

The fourth proportional to 57,802.32, 86,582.52 and 50,790.96 is: 76,080.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,802.32 : 86,582.52 = 50,790.96 : x
  2. Step 2: Convert to fraction form
    57,802.32/86,582.52 = 50,790.96/x
  3. Step 3: Cross multiply
    57,802.32x = 86,582.52 × 50,790.96
  4. Step 4: Simplify right side
    57,802.32x = 4,397,609,310.02
  5. Step 5: Solve for x
    x = 4,397,609,310.02/57,802.32
  6. Step 6: Final answer
    x = 76,080.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.