Home / 213,513.62-294,646.31-118,018.27

Finding the Fourth Proportional to 213,513.62, 294,646.31 and 118,018.27

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Solution

The fourth proportional to 213,513.62, 294,646.31 and 118,018.27 is: 162,863.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,513.62 : 294,646.31 = 118,018.27 : x
  2. Step 2: Convert to fraction form
    213,513.62/294,646.31 = 118,018.27/x
  3. Step 3: Cross multiply
    213,513.62x = 294,646.31 × 118,018.27
  4. Step 4: Simplify right side
    213,513.62x = 34,773,646,331.48
  5. Step 5: Solve for x
    x = 34,773,646,331.48/213,513.62
  6. Step 6: Final answer
    x = 162,863.83

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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.