Home / 141,835.92-195,464.12-101,479.68

Finding the Fourth Proportional to 141,835.92, 195,464.12 and 101,479.68

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Solution

The fourth proportional to 141,835.92, 195,464.12 and 101,479.68 is: 139,849.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,835.92 : 195,464.12 = 101,479.68 : x
  2. Step 2: Convert to fraction form
    141,835.92/195,464.12 = 101,479.68/x
  3. Step 3: Cross multiply
    141,835.92x = 195,464.12 × 101,479.68
  4. Step 4: Simplify right side
    141,835.92x = 19,835,636,349.08
  5. Step 5: Solve for x
    x = 19,835,636,349.08/141,835.92
  6. Step 6: Final answer
    x = 139,849.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.