Home / 92,815.40-139,238.98-36,626.18

Finding the Fourth Proportional to 92,815.40, 139,238.98 and 36,626.18

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Solution

The fourth proportional to 92,815.40, 139,238.98 and 36,626.18 is: 54,945.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,815.40 : 139,238.98 = 36,626.18 : x
  2. Step 2: Convert to fraction form
    92,815.40/139,238.98 = 36,626.18/x
  3. Step 3: Cross multiply
    92,815.40x = 139,238.98 × 36,626.18
  4. Step 4: Simplify right side
    92,815.40x = 5,099,791,944.50
  5. Step 5: Solve for x
    x = 5,099,791,944.50/92,815.40
  6. Step 6: Final answer
    x = 54,945.54

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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.