Home / 90,314.40-124,628.94-50,025

Finding the Fourth Proportional to 90,314.40, 124,628.94 and 50,025

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Solution

The fourth proportional to 90,314.40, 124,628.94 and 50,025 is: 69,031.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,314.40 : 124,628.94 = 50,025 : x
  2. Step 2: Convert to fraction form
    90,314.40/124,628.94 = 50,025/x
  3. Step 3: Cross multiply
    90,314.40x = 124,628.94 × 50,025
  4. Step 4: Simplify right side
    90,314.40x = 6,234,562,723.50
  5. Step 5: Solve for x
    x = 6,234,562,723.50/90,314.40
  6. Step 6: Final answer
    x = 69,031.77

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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.