Home / 89,707.78-134,567.97-29,736.28

Finding the Fourth Proportional to 89,707.78, 134,567.97 and 29,736.28

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Solution

The fourth proportional to 89,707.78, 134,567.97 and 29,736.28 is: 44,606.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,707.78 : 134,567.97 = 29,736.28 : x
  2. Step 2: Convert to fraction form
    89,707.78/134,567.97 = 29,736.28/x
  3. Step 3: Cross multiply
    89,707.78x = 134,567.97 × 29,736.28
  4. Step 4: Simplify right side
    89,707.78x = 4,001,550,834.95
  5. Step 5: Solve for x
    x = 4,001,550,834.95/89,707.78
  6. Step 6: Final answer
    x = 44,606.51

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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.