Home / 91,025.10-125,599.41-50,730.03

Finding the Fourth Proportional to 91,025.10, 125,599.41 and 50,730.03

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Solution

The fourth proportional to 91,025.10, 125,599.41 and 50,730.03 is: 69,998.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,025.10 : 125,599.41 = 50,730.03 : x
  2. Step 2: Convert to fraction form
    91,025.10/125,599.41 = 50,730.03/x
  3. Step 3: Cross multiply
    91,025.10x = 125,599.41 × 50,730.03
  4. Step 4: Simplify right side
    91,025.10x = 6,371,661,837.28
  5. Step 5: Solve for x
    x = 6,371,661,837.28/91,025.10
  6. Step 6: Final answer
    x = 69,998.95

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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.