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Finding the Fourth Proportional to 52,990.88, 73,077.19 and 34,809.62

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Solution

The fourth proportional to 52,990.88, 73,077.19 and 34,809.62 is: 48,004.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,990.88 : 73,077.19 = 34,809.62 : x
  2. Step 2: Convert to fraction form
    52,990.88/73,077.19 = 34,809.62/x
  3. Step 3: Cross multiply
    52,990.88x = 73,077.19 × 34,809.62
  4. Step 4: Simplify right side
    52,990.88x = 2,543,788,762.16
  5. Step 5: Solve for x
    x = 2,543,788,762.16/52,990.88
  6. Step 6: Final answer
    x = 48,004.28

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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.