Home / 213,797.40-295,036.20-118,308.12

Finding the Fourth Proportional to 213,797.40, 295,036.20 and 118,308.12

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Solution

The fourth proportional to 213,797.40, 295,036.20 and 118,308.12 is: 163,262.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,797.40 : 295,036.20 = 118,308.12 : x
  2. Step 2: Convert to fraction form
    213,797.40/295,036.20 = 118,308.12/x
  3. Step 3: Cross multiply
    213,797.40x = 295,036.20 × 118,308.12
  4. Step 4: Simplify right side
    213,797.40x = 34,905,178,153.94
  5. Step 5: Solve for x
    x = 34,905,178,153.94/213,797.40
  6. Step 6: Final answer
    x = 163,262.87

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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.