Home / 213,272.76-294,315.42-117,779.04

Finding the Fourth Proportional to 213,272.76, 294,315.42 and 117,779.04

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Solution

The fourth proportional to 213,272.76, 294,315.42 and 117,779.04 is: 162,534.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,272.76 : 294,315.42 = 117,779.04 : x
  2. Step 2: Convert to fraction form
    213,272.76/294,315.42 = 117,779.04/x
  3. Step 3: Cross multiply
    213,272.76x = 294,315.42 × 117,779.04
  4. Step 4: Simplify right side
    213,272.76x = 34,664,187,624.80
  5. Step 5: Solve for x
    x = 34,664,187,624.80/213,272.76
  6. Step 6: Final answer
    x = 162,534.53

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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.