Home / 195,238.58-292,746.90-76,845.74

Finding the Fourth Proportional to 195,238.58, 292,746.90 and 76,845.74

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Solution

The fourth proportional to 195,238.58, 292,746.90 and 76,845.74 is: 115,224.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,238.58 : 292,746.90 = 76,845.74 : x
  2. Step 2: Convert to fraction form
    195,238.58/292,746.90 = 76,845.74/x
  3. Step 3: Cross multiply
    195,238.58x = 292,746.90 × 76,845.74
  4. Step 4: Simplify right side
    195,238.58x = 22,496,352,163.21
  5. Step 5: Solve for x
    x = 22,496,352,163.21/195,238.58
  6. Step 6: Final answer
    x = 115,224.93

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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.