Home / 92,764.05-139,134.73-39,477.50

Finding the Fourth Proportional to 92,764.05, 139,134.73 and 39,477.50

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Solution

The fourth proportional to 92,764.05, 139,134.73 and 39,477.50 is: 59,211.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,764.05 : 139,134.73 = 39,477.50 : x
  2. Step 2: Convert to fraction form
    92,764.05/139,134.73 = 39,477.50/x
  3. Step 3: Cross multiply
    92,764.05x = 139,134.73 × 39,477.50
  4. Step 4: Simplify right side
    92,764.05x = 5,492,691,303.58
  5. Step 5: Solve for x
    x = 5,492,691,303.58/92,764.05
  6. Step 6: Final answer
    x = 59,211.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.