Home / 97,834.67-146,754.21-55,411.61

Finding the Fourth Proportional to 97,834.67, 146,754.21 and 55,411.61

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Solution

The fourth proportional to 97,834.67, 146,754.21 and 55,411.61 is: 83,118.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,834.67 : 146,754.21 = 55,411.61 : x
  2. Step 2: Convert to fraction form
    97,834.67/146,754.21 = 55,411.61/x
  3. Step 3: Cross multiply
    97,834.67x = 146,754.21 × 55,411.61
  4. Step 4: Simplify right side
    97,834.67x = 8,131,887,050.38
  5. Step 5: Solve for x
    x = 8,131,887,050.38/97,834.67
  6. Step 6: Final answer
    x = 83,118.66

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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.