Home / 102,994.44-142,085.12-62,174.10

Finding the Fourth Proportional to 102,994.44, 142,085.12 and 62,174.10

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Solution

The fourth proportional to 102,994.44, 142,085.12 and 62,174.10 is: 85,771.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,994.44 : 142,085.12 = 62,174.10 : x
  2. Step 2: Convert to fraction form
    102,994.44/142,085.12 = 62,174.10/x
  3. Step 3: Cross multiply
    102,994.44x = 142,085.12 × 62,174.10
  4. Step 4: Simplify right side
    102,994.44x = 8,834,014,459.39
  5. Step 5: Solve for x
    x = 8,834,014,459.39/102,994.44
  6. Step 6: Final answer
    x = 85,771.76

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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.