Home / 89,326.14-123,273.54-49,041.60

Finding the Fourth Proportional to 89,326.14, 123,273.54 and 49,041.60

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Solution

The fourth proportional to 89,326.14, 123,273.54 and 49,041.60 is: 67,679.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,326.14 : 123,273.54 = 49,041.60 : x
  2. Step 2: Convert to fraction form
    89,326.14/123,273.54 = 49,041.60/x
  3. Step 3: Cross multiply
    89,326.14x = 123,273.54 × 49,041.60
  4. Step 4: Simplify right side
    89,326.14x = 6,045,531,639.26
  5. Step 5: Solve for x
    x = 6,045,531,639.26/89,326.14
  6. Step 6: Final answer
    x = 67,679.31

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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.