Home / 117,729.62-162,466.00-64,014.67

Finding the Fourth Proportional to 117,729.62, 162,466.00 and 64,014.67

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Solution

The fourth proportional to 117,729.62, 162,466.00 and 64,014.67 is: 88,339.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,729.62 : 162,466.00 = 64,014.67 : x
  2. Step 2: Convert to fraction form
    117,729.62/162,466.00 = 64,014.67/x
  3. Step 3: Cross multiply
    117,729.62x = 162,466.00 × 64,014.67
  4. Step 4: Simplify right side
    117,729.62x = 10,400,206,810.02
  5. Step 5: Solve for x
    x = 10,400,206,810.02/117,729.62
  6. Step 6: Final answer
    x = 88,339.77

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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.