Home / 76,353.25-105,365.47-41,897.87

Finding the Fourth Proportional to 76,353.25, 105,365.47 and 41,897.87

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Solution

The fourth proportional to 76,353.25, 105,365.47 and 41,897.87 is: 57,817.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,353.25 : 105,365.47 = 41,897.87 : x
  2. Step 2: Convert to fraction form
    76,353.25/105,365.47 = 41,897.87/x
  3. Step 3: Cross multiply
    76,353.25x = 105,365.47 × 41,897.87
  4. Step 4: Simplify right side
    76,353.25x = 4,414,588,898.07
  5. Step 5: Solve for x
    x = 4,414,588,898.07/76,353.25
  6. Step 6: Final answer
    x = 57,817.96

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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.