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Finding the Fourth Proportional to 202,043, 303,076.65 and 61,802.84

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Solution

The fourth proportional to 202,043, 303,076.65 and 61,802.84 is: 92,707.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,043 : 303,076.65 = 61,802.84 : x
  2. Step 2: Convert to fraction form
    202,043/303,076.65 = 61,802.84/x
  3. Step 3: Cross multiply
    202,043x = 303,076.65 × 61,802.84
  4. Step 4: Simplify right side
    202,043x = 18,730,997,707.69
  5. Step 5: Solve for x
    x = 18,730,997,707.69/202,043
  6. Step 6: Final answer
    x = 92,707.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.