Home / 209,462.14-289,008.57-118,797.63

Finding the Fourth Proportional to 209,462.14, 289,008.57 and 118,797.63

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Solution

The fourth proportional to 209,462.14, 289,008.57 and 118,797.63 is: 163,912.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,462.14 : 289,008.57 = 118,797.63 : x
  2. Step 2: Convert to fraction form
    209,462.14/289,008.57 = 118,797.63/x
  3. Step 3: Cross multiply
    209,462.14x = 289,008.57 × 118,797.63
  4. Step 4: Simplify right side
    209,462.14x = 34,333,533,165.69
  5. Step 5: Solve for x
    x = 34,333,533,165.69/209,462.14
  6. Step 6: Final answer
    x = 163,912.83

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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.