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Finding the Fourth Proportional to 58,586.47, 87,842.44 and 49,704.86

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Solution

The fourth proportional to 58,586.47, 87,842.44 and 49,704.86 is: 74,525.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,586.47 : 87,842.44 = 49,704.86 : x
  2. Step 2: Convert to fraction form
    58,586.47/87,842.44 = 49,704.86/x
  3. Step 3: Cross multiply
    58,586.47x = 87,842.44 × 49,704.86
  4. Step 4: Simplify right side
    58,586.47x = 4,366,196,277.60
  5. Step 5: Solve for x
    x = 4,366,196,277.60/58,586.47
  6. Step 6: Final answer
    x = 74,525.68

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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.