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Finding the Fourth Proportional to 159,284.64, 219,801.46 and 94,750.32

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Solution

The fourth proportional to 159,284.64, 219,801.46 and 94,750.32 is: 130,748.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,284.64 : 219,801.46 = 94,750.32 : x
  2. Step 2: Convert to fraction form
    159,284.64/219,801.46 = 94,750.32/x
  3. Step 3: Cross multiply
    159,284.64x = 219,801.46 × 94,750.32
  4. Step 4: Simplify right side
    159,284.64x = 20,826,258,671.47
  5. Step 5: Solve for x
    x = 20,826,258,671.47/159,284.64
  6. Step 6: Final answer
    x = 130,748.69

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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.