Home / 91,072.81-125,677.52-50,236.84

Finding the Fourth Proportional to 91,072.81, 125,677.52 and 50,236.84

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Solution

The fourth proportional to 91,072.81, 125,677.52 and 50,236.84 is: 69,325.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,072.81 : 125,677.52 = 50,236.84 : x
  2. Step 2: Convert to fraction form
    91,072.81/125,677.52 = 50,236.84/x
  3. Step 3: Cross multiply
    91,072.81x = 125,677.52 × 50,236.84
  4. Step 4: Simplify right side
    91,072.81x = 6,313,641,746.53
  5. Step 5: Solve for x
    x = 6,313,641,746.53/91,072.81
  6. Step 6: Final answer
    x = 69,325.21

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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.