Home / 213,079.86-294,047.64-117,584.46

Finding the Fourth Proportional to 213,079.86, 294,047.64 and 117,584.46

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Solution

The fourth proportional to 213,079.86, 294,047.64 and 117,584.46 is: 162,265.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,079.86 : 294,047.64 = 117,584.46 : x
  2. Step 2: Convert to fraction form
    213,079.86/294,047.64 = 117,584.46/x
  3. Step 3: Cross multiply
    213,079.86x = 294,047.64 × 117,584.46
  4. Step 4: Simplify right side
    213,079.86x = 34,575,432,963.67
  5. Step 5: Solve for x
    x = 34,575,432,963.67/213,079.86
  6. Step 6: Final answer
    x = 162,265.14

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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.