Home / 91,450.77-137,176.39-49,350.67

Finding the Fourth Proportional to 91,450.77, 137,176.39 and 49,350.67

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Solution

The fourth proportional to 91,450.77, 137,176.39 and 49,350.67 is: 74,026.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,450.77 : 137,176.39 = 49,350.67 : x
  2. Step 2: Convert to fraction form
    91,450.77/137,176.39 = 49,350.67/x
  3. Step 3: Cross multiply
    91,450.77x = 137,176.39 × 49,350.67
  4. Step 4: Simplify right side
    91,450.77x = 6,769,746,195.83
  5. Step 5: Solve for x
    x = 6,769,746,195.83/91,450.77
  6. Step 6: Final answer
    x = 74,026.12

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1.5x scale

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.