Home / 89,285.81-123,214.04-49,000.26

Finding the Fourth Proportional to 89,285.81, 123,214.04 and 49,000.26

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Solution

The fourth proportional to 89,285.81, 123,214.04 and 49,000.26 is: 67,620.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,285.81 : 123,214.04 = 49,000.26 : x
  2. Step 2: Convert to fraction form
    89,285.81/123,214.04 = 49,000.26/x
  3. Step 3: Cross multiply
    89,285.81x = 123,214.04 × 49,000.26
  4. Step 4: Simplify right side
    89,285.81x = 6,037,519,750.65
  5. Step 5: Solve for x
    x = 6,037,519,750.65/89,285.81
  6. Step 6: Final answer
    x = 67,620.15

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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.