Home / 213,928.59-295,210.21-117,113.90

Finding the Fourth Proportional to 213,928.59, 295,210.21 and 117,113.90

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Solution

The fourth proportional to 213,928.59, 295,210.21 and 117,113.90 is: 161,611.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,928.59 : 295,210.21 = 117,113.90 : x
  2. Step 2: Convert to fraction form
    213,928.59/295,210.21 = 117,113.90/x
  3. Step 3: Cross multiply
    213,928.59x = 295,210.21 × 117,113.90
  4. Step 4: Simplify right side
    213,928.59x = 34,573,216,951.30
  5. Step 5: Solve for x
    x = 34,573,216,951.30/213,928.59
  6. Step 6: Final answer
    x = 161,611.02

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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.