Home / 89,025.40-133,538.10-29,846.80

Finding the Fourth Proportional to 89,025.40, 133,538.10 and 29,846.80

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Solution

The fourth proportional to 89,025.40, 133,538.10 and 29,846.80 is: 44,770.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,025.40 : 133,538.10 = 29,846.80 : x
  2. Step 2: Convert to fraction form
    89,025.40/133,538.10 = 29,846.80/x
  3. Step 3: Cross multiply
    89,025.40x = 133,538.10 × 29,846.80
  4. Step 4: Simplify right side
    89,025.40x = 3,985,684,963.08
  5. Step 5: Solve for x
    x = 3,985,684,963.08/89,025.40
  6. Step 6: Final answer
    x = 44,770.20

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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.