Home / 113,823.43-170,743.41-43,702.74

Finding the Fourth Proportional to 113,823.43, 170,743.41 and 43,702.74

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Solution

The fourth proportional to 113,823.43, 170,743.41 and 43,702.74 is: 65,557.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,823.43 : 170,743.41 = 43,702.74 : x
  2. Step 2: Convert to fraction form
    113,823.43/170,743.41 = 43,702.74/x
  3. Step 3: Cross multiply
    113,823.43x = 170,743.41 × 43,702.74
  4. Step 4: Simplify right side
    113,823.43x = 7,461,954,853.94
  5. Step 5: Solve for x
    x = 7,461,954,853.94/113,823.43
  6. Step 6: Final answer
    x = 65,557.28

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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.