Home / 89,331.46-133,968.94-29,350.08

Finding the Fourth Proportional to 89,331.46, 133,968.94 and 29,350.08

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Solution

The fourth proportional to 89,331.46, 133,968.94 and 29,350.08 is: 44,015.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,331.46 : 133,968.94 = 29,350.08 : x
  2. Step 2: Convert to fraction form
    89,331.46/133,968.94 = 29,350.08/x
  3. Step 3: Cross multiply
    89,331.46x = 133,968.94 × 29,350.08
  4. Step 4: Simplify right side
    89,331.46x = 3,931,999,033.14
  5. Step 5: Solve for x
    x = 3,931,999,033.14/89,331.46
  6. Step 6: Final answer
    x = 44,015.84

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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.