Home / 89,227.76-133,860.08-30,068.03

Finding the Fourth Proportional to 89,227.76, 133,860.08 and 30,068.03

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Solution

The fourth proportional to 89,227.76, 133,860.08 and 30,068.03 is: 45,108.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,227.76 : 133,860.08 = 30,068.03 : x
  2. Step 2: Convert to fraction form
    89,227.76/133,860.08 = 30,068.03/x
  3. Step 3: Cross multiply
    89,227.76x = 133,860.08 × 30,068.03
  4. Step 4: Simplify right side
    89,227.76x = 4,024,909,311.06
  5. Step 5: Solve for x
    x = 4,024,909,311.06/89,227.76
  6. Step 6: Final answer
    x = 45,108.27

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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.