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Finding the Fourth Proportional to 182,775, 252,258.72 and 107,308.92

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Solution

The fourth proportional to 182,775, 252,258.72 and 107,308.92 is: 148,103.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,775 : 252,258.72 = 107,308.92 : x
  2. Step 2: Convert to fraction form
    182,775/252,258.72 = 107,308.92/x
  3. Step 3: Cross multiply
    182,775x = 252,258.72 × 107,308.92
  4. Step 4: Simplify right side
    182,775x = 27,069,610,803.78
  5. Step 5: Solve for x
    x = 27,069,610,803.78/182,775
  6. Step 6: Final answer
    x = 148,103.46

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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.