Home / 89,960.09-134,916.58-26,763.19

Finding the Fourth Proportional to 89,960.09, 134,916.58 and 26,763.19

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Solution

The fourth proportional to 89,960.09, 134,916.58 and 26,763.19 is: 40,137.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,960.09 : 134,916.58 = 26,763.19 : x
  2. Step 2: Convert to fraction form
    89,960.09/134,916.58 = 26,763.19/x
  3. Step 3: Cross multiply
    89,960.09x = 134,916.58 × 26,763.19
  4. Step 4: Simplify right side
    89,960.09x = 3,610,798,064.69
  5. Step 5: Solve for x
    x = 3,610,798,064.69/89,960.09
  6. Step 6: Final answer
    x = 40,137.78

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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.