Home / 89,075.16-133,608.06-29,912.04

Finding the Fourth Proportional to 89,075.16, 133,608.06 and 29,912.04

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Solution

The fourth proportional to 89,075.16, 133,608.06 and 29,912.04 is: 44,866.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,075.16 : 133,608.06 = 29,912.04 : x
  2. Step 2: Convert to fraction form
    89,075.16/133,608.06 = 29,912.04/x
  3. Step 3: Cross multiply
    89,075.16x = 133,608.06 × 29,912.04
  4. Step 4: Simplify right side
    89,075.16x = 3,996,489,635.04
  5. Step 5: Solve for x
    x = 3,996,489,635.04/89,075.16
  6. Step 6: Final answer
    x = 44,866.49

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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.