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Finding the Fourth Proportional to 84,080.91, 116,030.88 and 46,355.16

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Solution

The fourth proportional to 84,080.91, 116,030.88 and 46,355.16 is: 63,969.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,080.91 : 116,030.88 = 46,355.16 : x
  2. Step 2: Convert to fraction form
    84,080.91/116,030.88 = 46,355.16/x
  3. Step 3: Cross multiply
    84,080.91x = 116,030.88 × 46,355.16
  4. Step 4: Simplify right side
    84,080.91x = 5,378,630,007.34
  5. Step 5: Solve for x
    x = 5,378,630,007.34/84,080.91
  6. Step 6: Final answer
    x = 63,969.69

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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.