Home / 74,758.64-112,118.84-22,155.80

Finding the Fourth Proportional to 74,758.64, 112,118.84 and 22,155.80

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Solution

The fourth proportional to 74,758.64, 112,118.84 and 22,155.80 is: 33,228.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,758.64 : 112,118.84 = 22,155.80 : x
  2. Step 2: Convert to fraction form
    74,758.64/112,118.84 = 22,155.80/x
  3. Step 3: Cross multiply
    74,758.64x = 112,118.84 × 22,155.80
  4. Step 4: Simplify right side
    74,758.64x = 2,484,082,595.27
  5. Step 5: Solve for x
    x = 2,484,082,595.27/74,758.64
  6. Step 6: Final answer
    x = 33,228.03

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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.