Home / 94,778.23-130,846.49-64,607.87

Finding the Fourth Proportional to 94,778.23, 130,846.49 and 64,607.87

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Solution

The fourth proportional to 94,778.23, 130,846.49 and 64,607.87 is: 89,194.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,778.23 : 130,846.49 = 64,607.87 : x
  2. Step 2: Convert to fraction form
    94,778.23/130,846.49 = 64,607.87/x
  3. Step 3: Cross multiply
    94,778.23x = 130,846.49 × 64,607.87
  4. Step 4: Simplify right side
    94,778.23x = 8,453,713,015.88
  5. Step 5: Solve for x
    x = 8,453,713,015.88/94,778.23
  6. Step 6: Final answer
    x = 89,194.67

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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.