Home / 76,440.73-114,680.90-29,056.63

Finding the Fourth Proportional to 76,440.73, 114,680.90 and 29,056.63

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Solution

The fourth proportional to 76,440.73, 114,680.90 and 29,056.63 is: 43,592.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,440.73 : 114,680.90 = 29,056.63 : x
  2. Step 2: Convert to fraction form
    76,440.73/114,680.90 = 29,056.63/x
  3. Step 3: Cross multiply
    76,440.73x = 114,680.90 × 29,056.63
  4. Step 4: Simplify right side
    76,440.73x = 3,332,240,479.37
  5. Step 5: Solve for x
    x = 3,332,240,479.37/76,440.73
  6. Step 6: Final answer
    x = 43,592.47

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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.