Home / 79,087.76-118,635-23,684.24

Finding the Fourth Proportional to 79,087.76, 118,635 and 23,684.24

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Solution

The fourth proportional to 79,087.76, 118,635 and 23,684.24 is: 35,527.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,087.76 : 118,635 = 23,684.24 : x
  2. Step 2: Convert to fraction form
    79,087.76/118,635 = 23,684.24/x
  3. Step 3: Cross multiply
    79,087.76x = 118,635 × 23,684.24
  4. Step 4: Simplify right side
    79,087.76x = 2,809,779,812.40
  5. Step 5: Solve for x
    x = 2,809,779,812.40/79,087.76
  6. Step 6: Final answer
    x = 35,527.37

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1.5x scale

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.