Home / 195,071.18-292,772.88-76,825.58

Finding the Fourth Proportional to 195,071.18, 292,772.88 and 76,825.58

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Solution

The fourth proportional to 195,071.18, 292,772.88 and 76,825.58 is: 115,303.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,071.18 : 292,772.88 = 76,825.58 : x
  2. Step 2: Convert to fraction form
    195,071.18/292,772.88 = 76,825.58/x
  3. Step 3: Cross multiply
    195,071.18x = 292,772.88 × 76,825.58
  4. Step 4: Simplify right side
    195,071.18x = 22,492,444,850.41
  5. Step 5: Solve for x
    x = 22,492,444,850.41/195,071.18
  6. Step 6: Final answer
    x = 115,303.79

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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.