Home / 83,890.89-125,798.67-24,705.81

Finding the Fourth Proportional to 83,890.89, 125,798.67 and 24,705.81

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Solution

The fourth proportional to 83,890.89, 125,798.67 and 24,705.81 is: 37,047.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,890.89 : 125,798.67 = 24,705.81 : x
  2. Step 2: Convert to fraction form
    83,890.89/125,798.67 = 24,705.81/x
  3. Step 3: Cross multiply
    83,890.89x = 125,798.67 × 24,705.81
  4. Step 4: Simplify right side
    83,890.89x = 3,107,958,039.27
  5. Step 5: Solve for x
    x = 3,107,958,039.27/83,890.89
  6. Step 6: Final answer
    x = 37,047.62

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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.