Home / 213,938.18-295,234.70-118,451.04

Finding the Fourth Proportional to 213,938.18, 295,234.70 and 118,451.04

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Solution

The fourth proportional to 213,938.18, 295,234.70 and 118,451.04 is: 163,462.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,938.18 : 295,234.70 = 118,451.04 : x
  2. Step 2: Convert to fraction form
    213,938.18/295,234.70 = 118,451.04/x
  3. Step 3: Cross multiply
    213,938.18x = 295,234.70 × 118,451.04
  4. Step 4: Simplify right side
    213,938.18x = 34,970,857,259.09
  5. Step 5: Solve for x
    x = 34,970,857,259.09/213,938.18
  6. Step 6: Final answer
    x = 163,462.44

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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.