Home / 229,403.25-316,448.96-213,166.19

Finding the Fourth Proportional to 229,403.25, 316,448.96 and 213,166.19

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Solution

The fourth proportional to 229,403.25, 316,448.96 and 213,166.19 is: 294,050.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,403.25 : 316,448.96 = 213,166.19 : x
  2. Step 2: Convert to fraction form
    229,403.25/316,448.96 = 213,166.19/x
  3. Step 3: Cross multiply
    229,403.25x = 316,448.96 × 213,166.19
  4. Step 4: Simplify right side
    229,403.25x = 67,456,216,484.59
  5. Step 5: Solve for x
    x = 67,456,216,484.59/229,403.25
  6. Step 6: Final answer
    x = 294,050.83

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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.