Home / 67,130.58-92,640.39-36,917.76

Finding the Fourth Proportional to 67,130.58, 92,640.39 and 36,917.76

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Solution

The fourth proportional to 67,130.58, 92,640.39 and 36,917.76 is: 50,946.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,130.58 : 92,640.39 = 36,917.76 : x
  2. Step 2: Convert to fraction form
    67,130.58/92,640.39 = 36,917.76/x
  3. Step 3: Cross multiply
    67,130.58x = 92,640.39 × 36,917.76
  4. Step 4: Simplify right side
    67,130.58x = 3,420,075,684.33
  5. Step 5: Solve for x
    x = 3,420,075,684.33/67,130.58
  6. Step 6: Final answer
    x = 50,946.61

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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.