Home / 79,545.21-109,765.88-46,834.45

Finding the Fourth Proportional to 79,545.21, 109,765.88 and 46,834.45

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Solution

The fourth proportional to 79,545.21, 109,765.88 and 46,834.45 is: 64,627.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,545.21 : 109,765.88 = 46,834.45 : x
  2. Step 2: Convert to fraction form
    79,545.21/109,765.88 = 46,834.45/x
  3. Step 3: Cross multiply
    79,545.21x = 109,765.88 × 46,834.45
  4. Step 4: Simplify right side
    79,545.21x = 5,140,824,285.61
  5. Step 5: Solve for x
    x = 5,140,824,285.61/79,545.21
  6. Step 6: Final answer
    x = 64,627.71

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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.