Home / 131,355.34-197,060.68-42,601.92

Finding the Fourth Proportional to 131,355.34, 197,060.68 and 42,601.92

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Solution

The fourth proportional to 131,355.34, 197,060.68 and 42,601.92 is: 63,911.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,355.34 : 197,060.68 = 42,601.92 : x
  2. Step 2: Convert to fraction form
    131,355.34/197,060.68 = 42,601.92/x
  3. Step 3: Cross multiply
    131,355.34x = 197,060.68 × 42,601.92
  4. Step 4: Simplify right side
    131,355.34x = 8,395,163,324.51
  5. Step 5: Solve for x
    x = 8,395,163,324.51/131,355.34
  6. Step 6: Final answer
    x = 63,911.85

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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.