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Finding the Fourth Proportional to 84,490.82, 116,552.24 and 52,243.52

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Solution

The fourth proportional to 84,490.82, 116,552.24 and 52,243.52 is: 72,068.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,490.82 : 116,552.24 = 52,243.52 : x
  2. Step 2: Convert to fraction form
    84,490.82/116,552.24 = 52,243.52/x
  3. Step 3: Cross multiply
    84,490.82x = 116,552.24 × 52,243.52
  4. Step 4: Simplify right side
    84,490.82x = 6,089,099,281.48
  5. Step 5: Solve for x
    x = 6,089,099,281.48/84,490.82
  6. Step 6: Final answer
    x = 72,068.18

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1.5x scale

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.