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Finding the Fourth Proportional to 73,597.35, 109,830.03 and 73,176.35

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Solution

The fourth proportional to 73,597.35, 109,830.03 and 73,176.35 is: 109,201.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,597.35 : 109,830.03 = 73,176.35 : x
  2. Step 2: Convert to fraction form
    73,597.35/109,830.03 = 73,176.35/x
  3. Step 3: Cross multiply
    73,597.35x = 109,830.03 × 73,176.35
  4. Step 4: Simplify right side
    73,597.35x = 8,036,960,990.37
  5. Step 5: Solve for x
    x = 8,036,960,990.37/73,597.35
  6. Step 6: Final answer
    x = 109,201.77

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.