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Finding the Fourth Proportional to 58,898.60, 81,282.20 and 33,752.96

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Solution

The fourth proportional to 58,898.60, 81,282.20 and 33,752.96 is: 46,580.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,898.60 : 81,282.20 = 33,752.96 : x
  2. Step 2: Convert to fraction form
    58,898.60/81,282.20 = 33,752.96/x
  3. Step 3: Cross multiply
    58,898.60x = 81,282.20 × 33,752.96
  4. Step 4: Simplify right side
    58,898.60x = 2,743,514,845.31
  5. Step 5: Solve for x
    x = 2,743,514,845.31/58,898.60
  6. Step 6: Final answer
    x = 46,580.31

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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.