Home / 89,036.85-133,580.31-35,766.23

Finding the Fourth Proportional to 89,036.85, 133,580.31 and 35,766.23

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Solution

The fourth proportional to 89,036.85, 133,580.31 and 35,766.23 is: 53,659.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,036.85 : 133,580.31 = 35,766.23 : x
  2. Step 2: Convert to fraction form
    89,036.85/133,580.31 = 35,766.23/x
  3. Step 3: Cross multiply
    89,036.85x = 133,580.31 × 35,766.23
  4. Step 4: Simplify right side
    89,036.85x = 4,777,663,912.10
  5. Step 5: Solve for x
    x = 4,777,663,912.10/89,036.85
  6. Step 6: Final answer
    x = 53,659.40

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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.