Home / 143,717.36-215,609.46-48,948.38

Finding the Fourth Proportional to 143,717.36, 215,609.46 and 48,948.38

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Solution

The fourth proportional to 143,717.36, 215,609.46 and 48,948.38 is: 73,433.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,717.36 : 215,609.46 = 48,948.38 : x
  2. Step 2: Convert to fraction form
    143,717.36/215,609.46 = 48,948.38/x
  3. Step 3: Cross multiply
    143,717.36x = 215,609.46 × 48,948.38
  4. Step 4: Simplify right side
    143,717.36x = 10,553,733,779.67
  5. Step 5: Solve for x
    x = 10,553,733,779.67/143,717.36
  6. Step 6: Final answer
    x = 73,433.95

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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.