Home / 75,518.08-104,217.64-41,529.16

Finding the Fourth Proportional to 75,518.08, 104,217.64 and 41,529.16

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Solution

The fourth proportional to 75,518.08, 104,217.64 and 41,529.16 is: 57,311.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,518.08 : 104,217.64 = 41,529.16 : x
  2. Step 2: Convert to fraction form
    75,518.08/104,217.64 = 41,529.16/x
  3. Step 3: Cross multiply
    75,518.08x = 104,217.64 × 41,529.16
  4. Step 4: Simplify right side
    75,518.08x = 4,328,071,046.38
  5. Step 5: Solve for x
    x = 4,328,071,046.38/75,518.08
  6. Step 6: Final answer
    x = 57,311.72

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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.