Home / 89,223.29-133,800.90-30,043.07

Finding the Fourth Proportional to 89,223.29, 133,800.90 and 30,043.07

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Solution

The fourth proportional to 89,223.29, 133,800.90 and 30,043.07 is: 45,053.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,223.29 : 133,800.90 = 30,043.07 : x
  2. Step 2: Convert to fraction form
    89,223.29/133,800.90 = 30,043.07/x
  3. Step 3: Cross multiply
    89,223.29x = 133,800.90 × 30,043.07
  4. Step 4: Simplify right side
    89,223.29x = 4,019,789,135.76
  5. Step 5: Solve for x
    x = 4,019,789,135.76/89,223.29
  6. Step 6: Final answer
    x = 45,053.14

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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.