Home / 84,288.20-116,317.62-48,477.29

Finding the Fourth Proportional to 84,288.20, 116,317.62 and 48,477.29

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Solution

The fourth proportional to 84,288.20, 116,317.62 and 48,477.29 is: 66,898.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,288.20 : 116,317.62 = 48,477.29 : x
  2. Step 2: Convert to fraction form
    84,288.20/116,317.62 = 48,477.29/x
  3. Step 3: Cross multiply
    84,288.20x = 116,317.62 × 48,477.29
  4. Step 4: Simplify right side
    84,288.20x = 5,638,762,415.26
  5. Step 5: Solve for x
    x = 5,638,762,415.26/84,288.20
  6. Step 6: Final answer
    x = 66,898.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.