Home / 117,814.11-162,584.18-64,099.52

Finding the Fourth Proportional to 117,814.11, 162,584.18 and 64,099.52

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Solution

The fourth proportional to 117,814.11, 162,584.18 and 64,099.52 is: 88,457.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,814.11 : 162,584.18 = 64,099.52 : x
  2. Step 2: Convert to fraction form
    117,814.11/162,584.18 = 64,099.52/x
  3. Step 3: Cross multiply
    117,814.11x = 162,584.18 × 64,099.52
  4. Step 4: Simplify right side
    117,814.11x = 10,421,567,614.24
  5. Step 5: Solve for x
    x = 10,421,567,614.24/117,814.11
  6. Step 6: Final answer
    x = 88,457.72

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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.