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Finding the Fourth Proportional to 59,929.60, 82,617.60 and 41,036.80

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Solution

The fourth proportional to 59,929.60, 82,617.60 and 41,036.80 is: 56,572.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,929.60 : 82,617.60 = 41,036.80 : x
  2. Step 2: Convert to fraction form
    59,929.60/82,617.60 = 41,036.80/x
  3. Step 3: Cross multiply
    59,929.60x = 82,617.60 × 41,036.80
  4. Step 4: Simplify right side
    59,929.60x = 3,390,361,927.68
  5. Step 5: Solve for x
    x = 3,390,361,927.68/59,929.60
  6. Step 6: Final answer
    x = 56,572.41

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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.