Home / 82,920.26-114,433.04-47,116.32

Finding the Fourth Proportional to 82,920.26, 114,433.04 and 47,116.32

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Solution

The fourth proportional to 82,920.26, 114,433.04 and 47,116.32 is: 65,022.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,920.26 : 114,433.04 = 47,116.32 : x
  2. Step 2: Convert to fraction form
    82,920.26/114,433.04 = 47,116.32/x
  3. Step 3: Cross multiply
    82,920.26x = 114,433.04 × 47,116.32
  4. Step 4: Simplify right side
    82,920.26x = 5,391,663,495.63
  5. Step 5: Solve for x
    x = 5,391,663,495.63/82,920.26
  6. Step 6: Final answer
    x = 65,022.27

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1.5x scale

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.