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Finding the Fourth Proportional to 160,093.44, 220,931.28 and 93,025.44

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Solution

The fourth proportional to 160,093.44, 220,931.28 and 93,025.44 is: 128,376.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,093.44 : 220,931.28 = 93,025.44 : x
  2. Step 2: Convert to fraction form
    160,093.44/220,931.28 = 93,025.44/x
  3. Step 3: Cross multiply
    160,093.44x = 220,931.28 × 93,025.44
  4. Step 4: Simplify right side
    160,093.44x = 20,552,229,531.76
  5. Step 5: Solve for x
    x = 20,552,229,531.76/160,093.44
  6. Step 6: Final answer
    x = 128,376.46

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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.