Home / 89,226.57-123,130.41-48,388.46

Finding the Fourth Proportional to 89,226.57, 123,130.41 and 48,388.46

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Solution

The fourth proportional to 89,226.57, 123,130.41 and 48,388.46 is: 66,774.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,226.57 : 123,130.41 = 48,388.46 : x
  2. Step 2: Convert to fraction form
    89,226.57/123,130.41 = 48,388.46/x
  3. Step 3: Cross multiply
    89,226.57x = 123,130.41 × 48,388.46
  4. Step 4: Simplify right side
    89,226.57x = 5,958,090,303.42
  5. Step 5: Solve for x
    x = 5,958,090,303.42/89,226.57
  6. Step 6: Final answer
    x = 66,774.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.