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Finding the Fourth Proportional to 232,859.60, 349,289.40 and 75,093.20

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Solution

The fourth proportional to 232,859.60, 349,289.40 and 75,093.20 is: 112,639.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,859.60 : 349,289.40 = 75,093.20 : x
  2. Step 2: Convert to fraction form
    232,859.60/349,289.40 = 75,093.20/x
  3. Step 3: Cross multiply
    232,859.60x = 349,289.40 × 75,093.20
  4. Step 4: Simplify right side
    232,859.60x = 26,229,258,772.08
  5. Step 5: Solve for x
    x = 26,229,258,772.08/232,859.60
  6. Step 6: Final answer
    x = 112,639.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.