Home / 89,759.84-134,639.35-23,194.31

Finding the Fourth Proportional to 89,759.84, 134,639.35 and 23,194.31

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Solution

The fourth proportional to 89,759.84, 134,639.35 and 23,194.31 is: 34,791.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,759.84 : 134,639.35 = 23,194.31 : x
  2. Step 2: Convert to fraction form
    89,759.84/134,639.35 = 23,194.31/x
  3. Step 3: Cross multiply
    89,759.84x = 134,639.35 × 23,194.31
  4. Step 4: Simplify right side
    89,759.84x = 3,122,866,090.92
  5. Step 5: Solve for x
    x = 3,122,866,090.92/89,759.84
  6. Step 6: Final answer
    x = 34,791.35

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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.