Home / 91,081.29-125,692.30-50,244.50

Finding the Fourth Proportional to 91,081.29, 125,692.30 and 50,244.50

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Solution

The fourth proportional to 91,081.29, 125,692.30 and 50,244.50 is: 69,337.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,081.29 : 125,692.30 = 50,244.50 : x
  2. Step 2: Convert to fraction form
    91,081.29/125,692.30 = 50,244.50/x
  3. Step 3: Cross multiply
    91,081.29x = 125,692.30 × 50,244.50
  4. Step 4: Simplify right side
    91,081.29x = 6,315,346,138.89
  5. Step 5: Solve for x
    x = 6,315,346,138.89/91,081.29
  6. Step 6: Final answer
    x = 69,337.47

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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.