Home / 88,905.44-122,591.76-57,062.24

Finding the Fourth Proportional to 88,905.44, 122,591.76 and 57,062.24

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Solution

The fourth proportional to 88,905.44, 122,591.76 and 57,062.24 is: 78,683.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,905.44 : 122,591.76 = 57,062.24 : x
  2. Step 2: Convert to fraction form
    88,905.44/122,591.76 = 57,062.24/x
  3. Step 3: Cross multiply
    88,905.44x = 122,591.76 × 57,062.24
  4. Step 4: Simplify right side
    88,905.44x = 6,995,360,431.14
  5. Step 5: Solve for x
    x = 6,995,360,431.14/88,905.44
  6. Step 6: Final answer
    x = 78,683.15

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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.