Home / 89,177.00-133,763.96-30,012.67

Finding the Fourth Proportional to 89,177.00, 133,763.96 and 30,012.67

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Solution

The fourth proportional to 89,177.00, 133,763.96 and 30,012.67 is: 45,018.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,177.00 : 133,763.96 = 30,012.67 : x
  2. Step 2: Convert to fraction form
    89,177.00/133,763.96 = 30,012.67/x
  3. Step 3: Cross multiply
    89,177.00x = 133,763.96 × 30,012.67
  4. Step 4: Simplify right side
    89,177.00x = 4,014,614,026.14
  5. Step 5: Solve for x
    x = 4,014,614,026.14/89,177.00
  6. Step 6: Final answer
    x = 45,018.49

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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.