Home / 52,453.28-78,588.78-47,313.83

Finding the Fourth Proportional to 52,453.28, 78,588.78 and 47,313.83

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Solution

The fourth proportional to 52,453.28, 78,588.78 and 47,313.83 is: 70,888.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,453.28 : 78,588.78 = 47,313.83 : x
  2. Step 2: Convert to fraction form
    52,453.28/78,588.78 = 47,313.83/x
  3. Step 3: Cross multiply
    52,453.28x = 78,588.78 × 47,313.83
  4. Step 4: Simplify right side
    52,453.28x = 3,718,336,176.83
  5. Step 5: Solve for x
    x = 3,718,336,176.83/52,453.28
  6. Step 6: Final answer
    x = 70,888.54

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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.