Home / 89,235.22-133,845.54-30,069.58

Finding the Fourth Proportional to 89,235.22, 133,845.54 and 30,069.58

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Solution

The fourth proportional to 89,235.22, 133,845.54 and 30,069.58 is: 45,101.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,235.22 : 133,845.54 = 30,069.58 : x
  2. Step 2: Convert to fraction form
    89,235.22/133,845.54 = 30,069.58/x
  3. Step 3: Cross multiply
    89,235.22x = 133,845.54 × 30,069.58
  4. Step 4: Simplify right side
    89,235.22x = 4,024,679,172.67
  5. Step 5: Solve for x
    x = 4,024,679,172.67/89,235.22
  6. Step 6: Final answer
    x = 45,101.91

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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.