Home / 117,982.08-162,814.44-64,267.10

Finding the Fourth Proportional to 117,982.08, 162,814.44 and 64,267.10

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Solution

The fourth proportional to 117,982.08, 162,814.44 and 64,267.10 is: 88,688.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,982.08 : 162,814.44 = 64,267.10 : x
  2. Step 2: Convert to fraction form
    117,982.08/162,814.44 = 64,267.10/x
  3. Step 3: Cross multiply
    117,982.08x = 162,814.44 × 64,267.10
  4. Step 4: Simplify right side
    117,982.08x = 10,463,610,979.43
  5. Step 5: Solve for x
    x = 10,463,610,979.43/117,982.08
  6. Step 6: Final answer
    x = 88,688.14

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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.