Home / 116,249.32-174,440.94-65,688.40

Finding the Fourth Proportional to 116,249.32, 174,440.94 and 65,688.40

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Solution

The fourth proportional to 116,249.32, 174,440.94 and 65,688.40 is: 98,570.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,249.32 : 174,440.94 = 65,688.40 : x
  2. Step 2: Convert to fraction form
    116,249.32/174,440.94 = 65,688.40/x
  3. Step 3: Cross multiply
    116,249.32x = 174,440.94 × 65,688.40
  4. Step 4: Simplify right side
    116,249.32x = 11,458,746,243.10
  5. Step 5: Solve for x
    x = 11,458,746,243.10/116,249.32
  6. Step 6: Final answer
    x = 98,570.44

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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.