Home / 131,360.92-197,018.34-42,601.48

Finding the Fourth Proportional to 131,360.92, 197,018.34 and 42,601.48

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Solution

The fourth proportional to 131,360.92, 197,018.34 and 42,601.48 is: 63,894.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,360.92 : 197,018.34 = 42,601.48 : x
  2. Step 2: Convert to fraction form
    131,360.92/197,018.34 = 42,601.48/x
  3. Step 3: Cross multiply
    131,360.92x = 197,018.34 × 42,601.48
  4. Step 4: Simplify right side
    131,360.92x = 8,393,272,871.14
  5. Step 5: Solve for x
    x = 8,393,272,871.14/131,360.92
  6. Step 6: Final answer
    x = 63,894.75

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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.