Home / 89,223.62-133,806.27-30,043.40

Finding the Fourth Proportional to 89,223.62, 133,806.27 and 30,043.40

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Solution

The fourth proportional to 89,223.62, 133,806.27 and 30,043.40 is: 45,055.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,223.62 : 133,806.27 = 30,043.40 : x
  2. Step 2: Convert to fraction form
    89,223.62/133,806.27 = 30,043.40/x
  3. Step 3: Cross multiply
    89,223.62x = 133,806.27 × 30,043.40
  4. Step 4: Simplify right side
    89,223.62x = 4,019,995,292.12
  5. Step 5: Solve for x
    x = 4,019,995,292.12/89,223.62
  6. Step 6: Final answer
    x = 45,055.28

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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.