Home / 89,047.70-122,886.02-48,212.27

Finding the Fourth Proportional to 89,047.70, 122,886.02 and 48,212.27

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Solution

The fourth proportional to 89,047.70, 122,886.02 and 48,212.27 is: 66,533.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,047.70 : 122,886.02 = 48,212.27 : x
  2. Step 2: Convert to fraction form
    89,047.70/122,886.02 = 48,212.27/x
  3. Step 3: Cross multiply
    89,047.70x = 122,886.02 × 48,212.27
  4. Step 4: Simplify right side
    89,047.70x = 5,924,613,481.57
  5. Step 5: Solve for x
    x = 5,924,613,481.57/89,047.70
  6. Step 6: Final answer
    x = 66,533.04

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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.