Home / 85,176.33-117,545.67-47,450.58

Finding the Fourth Proportional to 85,176.33, 117,545.67 and 47,450.58

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Solution

The fourth proportional to 85,176.33, 117,545.67 and 47,450.58 is: 65,483.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,176.33 : 117,545.67 = 47,450.58 : x
  2. Step 2: Convert to fraction form
    85,176.33/117,545.67 = 47,450.58/x
  3. Step 3: Cross multiply
    85,176.33x = 117,545.67 × 47,450.58
  4. Step 4: Simplify right side
    85,176.33x = 5,577,610,217.99
  5. Step 5: Solve for x
    x = 5,577,610,217.99/85,176.33
  6. Step 6: Final answer
    x = 65,483.10

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1.5x scale

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.