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Finding the Fourth Proportional to 173,223.96, 239,047.26 and 97,775.64

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Solution

The fourth proportional to 173,223.96, 239,047.26 and 97,775.64 is: 134,929.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,223.96 : 239,047.26 = 97,775.64 : x
  2. Step 2: Convert to fraction form
    173,223.96/239,047.26 = 97,775.64/x
  3. Step 3: Cross multiply
    173,223.96x = 239,047.26 × 97,775.64
  4. Step 4: Simplify right side
    173,223.96x = 23,372,998,836.75
  5. Step 5: Solve for x
    x = 23,372,998,836.75/173,223.96
  6. Step 6: Final answer
    x = 134,929.36

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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.