Home / 73,982.61-102,141.54-48,165.89

Finding the Fourth Proportional to 73,982.61, 102,141.54 and 48,165.89

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Solution

The fourth proportional to 73,982.61, 102,141.54 and 48,165.89 is: 66,498.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,982.61 : 102,141.54 = 48,165.89 : x
  2. Step 2: Convert to fraction form
    73,982.61/102,141.54 = 48,165.89/x
  3. Step 3: Cross multiply
    73,982.61x = 102,141.54 × 48,165.89
  4. Step 4: Simplify right side
    73,982.61x = 4,919,737,669.36
  5. Step 5: Solve for x
    x = 4,919,737,669.36/73,982.61
  6. Step 6: Final answer
    x = 66,498.57

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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.