Home / 282,449.16-423,668.30-82,765.13

Finding the Fourth Proportional to 282,449.16, 423,668.30 and 82,765.13

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Solution

The fourth proportional to 282,449.16, 423,668.30 and 82,765.13 is: 124,146.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,449.16 : 423,668.30 = 82,765.13 : x
  2. Step 2: Convert to fraction form
    282,449.16/423,668.30 = 82,765.13/x
  3. Step 3: Cross multiply
    282,449.16x = 423,668.30 × 82,765.13
  4. Step 4: Simplify right side
    282,449.16x = 35,064,959,394.21
  5. Step 5: Solve for x
    x = 35,064,959,394.21/282,449.16
  6. Step 6: Final answer
    x = 124,146.09

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1.5x scale

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.