Home / 89,535.18-123,558.80-49,253.07

Finding the Fourth Proportional to 89,535.18, 123,558.80 and 49,253.07

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Solution

The fourth proportional to 89,535.18, 123,558.80 and 49,253.07 is: 67,969.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,535.18 : 123,558.80 = 49,253.07 : x
  2. Step 2: Convert to fraction form
    89,535.18/123,558.80 = 49,253.07/x
  3. Step 3: Cross multiply
    89,535.18x = 123,558.80 × 49,253.07
  4. Step 4: Simplify right side
    89,535.18x = 6,085,649,979.25
  5. Step 5: Solve for x
    x = 6,085,649,979.25/89,535.18
  6. Step 6: Final answer
    x = 67,969.37

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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.