Home / 95,582.70-143,376.48-53,439.21

Finding the Fourth Proportional to 95,582.70, 143,376.48 and 53,439.21

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Solution

The fourth proportional to 95,582.70, 143,376.48 and 53,439.21 is: 80,160.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,582.70 : 143,376.48 = 53,439.21 : x
  2. Step 2: Convert to fraction form
    95,582.70/143,376.48 = 53,439.21/x
  3. Step 3: Cross multiply
    95,582.70x = 143,376.48 × 53,439.21
  4. Step 4: Simplify right side
    95,582.70x = 7,661,925,823.78
  5. Step 5: Solve for x
    x = 7,661,925,823.78/95,582.70
  6. Step 6: Final answer
    x = 80,160.17

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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.