Home / 131,606.16-197,435.87-42,835.83

Finding the Fourth Proportional to 131,606.16, 197,435.87 and 42,835.83

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Solution

The fourth proportional to 131,606.16, 197,435.87 and 42,835.83 is: 64,262.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,606.16 : 197,435.87 = 42,835.83 : x
  2. Step 2: Convert to fraction form
    131,606.16/197,435.87 = 42,835.83/x
  3. Step 3: Cross multiply
    131,606.16x = 197,435.87 × 42,835.83
  4. Step 4: Simplify right side
    131,606.16x = 8,457,329,149.04
  5. Step 5: Solve for x
    x = 8,457,329,149.04/131,606.16
  6. Step 6: Final answer
    x = 64,262.41

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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.