Home / 117,570.20-162,246.91-66,582.94

Finding the Fourth Proportional to 117,570.20, 162,246.91 and 66,582.94

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Solution

The fourth proportional to 117,570.20, 162,246.91 and 66,582.94 is: 91,884.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,570.20 : 162,246.91 = 66,582.94 : x
  2. Step 2: Convert to fraction form
    117,570.20/162,246.91 = 66,582.94/x
  3. Step 3: Cross multiply
    117,570.20x = 162,246.91 × 66,582.94
  4. Step 4: Simplify right side
    117,570.20x = 10,802,875,701.64
  5. Step 5: Solve for x
    x = 10,802,875,701.64/117,570.20
  6. Step 6: Final answer
    x = 91,884.48

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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.