Home / 53,714.60-80,495.10-39,564.20

Finding the Fourth Proportional to 53,714.60, 80,495.10 and 39,564.20

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Solution

The fourth proportional to 53,714.60, 80,495.10 and 39,564.20 is: 59,289.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,714.60 : 80,495.10 = 39,564.20 : x
  2. Step 2: Convert to fraction form
    53,714.60/80,495.10 = 39,564.20/x
  3. Step 3: Cross multiply
    53,714.60x = 80,495.10 × 39,564.20
  4. Step 4: Simplify right side
    53,714.60x = 3,184,724,235.42
  5. Step 5: Solve for x
    x = 3,184,724,235.42/53,714.60
  6. Step 6: Final answer
    x = 59,289.73

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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.