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Finding the Fourth Proportional to 73,113.54, 100,898.37 and 41,282.70

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Solution

The fourth proportional to 73,113.54, 100,898.37 and 41,282.70 is: 56,971.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,113.54 : 100,898.37 = 41,282.70 : x
  2. Step 2: Convert to fraction form
    73,113.54/100,898.37 = 41,282.70/x
  3. Step 3: Cross multiply
    73,113.54x = 100,898.37 × 41,282.70
  4. Step 4: Simplify right side
    73,113.54x = 4,165,357,139.20
  5. Step 5: Solve for x
    x = 4,165,357,139.20/73,113.54
  6. Step 6: Final answer
    x = 56,971.08

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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.