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Finding the Fourth Proportional to 59,313.25, 89,183.25 and 54,689.77

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Solution

The fourth proportional to 59,313.25, 89,183.25 and 54,689.77 is: 82,231.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,313.25 : 89,183.25 = 54,689.77 : x
  2. Step 2: Convert to fraction form
    59,313.25/89,183.25 = 54,689.77/x
  3. Step 3: Cross multiply
    59,313.25x = 89,183.25 × 54,689.77
  4. Step 4: Simplify right side
    59,313.25x = 4,877,411,430.35
  5. Step 5: Solve for x
    x = 4,877,411,430.35/59,313.25
  6. Step 6: Final answer
    x = 82,231.40

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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.