Home / 213,217.86-294,241.26-116,421.90

Finding the Fourth Proportional to 213,217.86, 294,241.26 and 116,421.90

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Solution

The fourth proportional to 213,217.86, 294,241.26 and 116,421.90 is: 160,662.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,217.86 : 294,241.26 = 116,421.90 : x
  2. Step 2: Convert to fraction form
    213,217.86/294,241.26 = 116,421.90/x
  3. Step 3: Cross multiply
    213,217.86x = 294,241.26 × 116,421.90
  4. Step 4: Simplify right side
    213,217.86x = 34,256,126,547.59
  5. Step 5: Solve for x
    x = 34,256,126,547.59/213,217.86
  6. Step 6: Final answer
    x = 160,662.56

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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.