Home / 88,330.23-121,896.36-48,044.34

Finding the Fourth Proportional to 88,330.23, 121,896.36 and 48,044.34

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Solution

The fourth proportional to 88,330.23, 121,896.36 and 48,044.34 is: 66,301.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,330.23 : 121,896.36 = 48,044.34 : x
  2. Step 2: Convert to fraction form
    88,330.23/121,896.36 = 48,044.34/x
  3. Step 3: Cross multiply
    88,330.23x = 121,896.36 × 48,044.34
  4. Step 4: Simplify right side
    88,330.23x = 5,856,430,164.60
  5. Step 5: Solve for x
    x = 5,856,430,164.60/88,330.23
  6. Step 6: Final answer
    x = 66,301.54

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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.