Home / 89,450.29-134,043.67-39,484.45

Finding the Fourth Proportional to 89,450.29, 134,043.67 and 39,484.45

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Solution

The fourth proportional to 89,450.29, 134,043.67 and 39,484.45 is: 59,168.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,450.29 : 134,043.67 = 39,484.45 : x
  2. Step 2: Convert to fraction form
    89,450.29/134,043.67 = 39,484.45/x
  3. Step 3: Cross multiply
    89,450.29x = 134,043.67 × 39,484.45
  4. Step 4: Simplify right side
    89,450.29x = 5,292,640,585.93
  5. Step 5: Solve for x
    x = 5,292,640,585.93/89,450.29
  6. Step 6: Final answer
    x = 59,168.51

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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.