Home / 91,747.63-137,621.66-25,188.67

Finding the Fourth Proportional to 91,747.63, 137,621.66 and 25,188.67

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Solution

The fourth proportional to 91,747.63, 137,621.66 and 25,188.67 is: 37,783.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,747.63 : 137,621.66 = 25,188.67 : x
  2. Step 2: Convert to fraction form
    91,747.63/137,621.66 = 25,188.67/x
  3. Step 3: Cross multiply
    91,747.63x = 137,621.66 × 25,188.67
  4. Step 4: Simplify right side
    91,747.63x = 3,466,506,578.59
  5. Step 5: Solve for x
    x = 3,466,506,578.59/91,747.63
  6. Step 6: Final answer
    x = 37,783.06

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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.