Home / 82,037.80-122,974.92-34,664.84

Finding the Fourth Proportional to 82,037.80, 122,974.92 and 34,664.84

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Solution

The fourth proportional to 82,037.80, 122,974.92 and 34,664.84 is: 51,962.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,037.80 : 122,974.92 = 34,664.84 : x
  2. Step 2: Convert to fraction form
    82,037.80/122,974.92 = 34,664.84/x
  3. Step 3: Cross multiply
    82,037.80x = 122,974.92 × 34,664.84
  4. Step 4: Simplify right side
    82,037.80x = 4,262,905,925.81
  5. Step 5: Solve for x
    x = 4,262,905,925.81/82,037.80
  6. Step 6: Final answer
    x = 51,962.70

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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.