Home / 89,280.09-133,918.92-26,950.59

Finding the Fourth Proportional to 89,280.09, 133,918.92 and 26,950.59

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Solution

The fourth proportional to 89,280.09, 133,918.92 and 26,950.59 is: 40,425.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,280.09 : 133,918.92 = 26,950.59 : x
  2. Step 2: Convert to fraction form
    89,280.09/133,918.92 = 26,950.59/x
  3. Step 3: Cross multiply
    89,280.09x = 133,918.92 × 26,950.59
  4. Step 4: Simplify right side
    89,280.09x = 3,609,193,906.16
  5. Step 5: Solve for x
    x = 3,609,193,906.16/89,280.09
  6. Step 6: Final answer
    x = 40,425.52

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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.