Home / 79,097.10-118,611.09-23,680.14

Finding the Fourth Proportional to 79,097.10, 118,611.09 and 23,680.14

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Solution

The fourth proportional to 79,097.10, 118,611.09 and 23,680.14 is: 35,509.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,097.10 : 118,611.09 = 23,680.14 : x
  2. Step 2: Convert to fraction form
    79,097.10/118,611.09 = 23,680.14/x
  3. Step 3: Cross multiply
    79,097.10x = 118,611.09 × 23,680.14
  4. Step 4: Simplify right side
    79,097.10x = 2,808,727,216.75
  5. Step 5: Solve for x
    x = 2,808,727,216.75/79,097.10
  6. Step 6: Final answer
    x = 35,509.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.