Home / 74,122.00-102,305.18-57,957.34

Finding the Fourth Proportional to 74,122.00, 102,305.18 and 57,957.34

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Solution

The fourth proportional to 74,122.00, 102,305.18 and 57,957.34 is: 79,994.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,122.00 : 102,305.18 = 57,957.34 : x
  2. Step 2: Convert to fraction form
    74,122.00/102,305.18 = 57,957.34/x
  3. Step 3: Cross multiply
    74,122.00x = 102,305.18 × 57,957.34
  4. Step 4: Simplify right side
    74,122.00x = 5,929,335,855.96
  5. Step 5: Solve for x
    x = 5,929,335,855.96/74,122.00
  6. Step 6: Final answer
    x = 79,994.27

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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.