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Finding the Fourth Proportional to 58,262.85, 87,314.54 and 44,019.61

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Solution

The fourth proportional to 58,262.85, 87,314.54 and 44,019.61 is: 65,969.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,262.85 : 87,314.54 = 44,019.61 : x
  2. Step 2: Convert to fraction form
    58,262.85/87,314.54 = 44,019.61/x
  3. Step 3: Cross multiply
    58,262.85x = 87,314.54 × 44,019.61
  4. Step 4: Simplify right side
    58,262.85x = 3,843,551,996.32
  5. Step 5: Solve for x
    x = 3,843,551,996.32/58,262.85
  6. Step 6: Final answer
    x = 65,969.18

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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.