Home / 84,540.12-116,669.04-46,814.38

Finding the Fourth Proportional to 84,540.12, 116,669.04 and 46,814.38

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Solution

The fourth proportional to 84,540.12, 116,669.04 and 46,814.38 is: 64,605.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,540.12 : 116,669.04 = 46,814.38 : x
  2. Step 2: Convert to fraction form
    84,540.12/116,669.04 = 46,814.38/x
  3. Step 3: Cross multiply
    84,540.12x = 116,669.04 × 46,814.38
  4. Step 4: Simplify right side
    84,540.12x = 5,461,788,772.80
  5. Step 5: Solve for x
    x = 5,461,788,772.80/84,540.12
  6. Step 6: Final answer
    x = 64,605.88

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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.