Home / 89,585.08-123,628.88-49,302.97

Finding the Fourth Proportional to 89,585.08, 123,628.88 and 49,302.97

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Solution

The fourth proportional to 89,585.08, 123,628.88 and 49,302.97 is: 68,038.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,585.08 : 123,628.88 = 49,302.97 : x
  2. Step 2: Convert to fraction form
    89,585.08/123,628.88 = 49,302.97/x
  3. Step 3: Cross multiply
    89,585.08x = 123,628.88 × 49,302.97
  4. Step 4: Simplify right side
    89,585.08x = 6,095,270,775.96
  5. Step 5: Solve for x
    x = 6,095,270,775.96/89,585.08
  6. Step 6: Final answer
    x = 68,038.91

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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.