Home / 75,674.84-104,430.32-41,682.64

Finding the Fourth Proportional to 75,674.84, 104,430.32 and 41,682.64

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Solution

The fourth proportional to 75,674.84, 104,430.32 and 41,682.64 is: 57,521.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,674.84 : 104,430.32 = 41,682.64 : x
  2. Step 2: Convert to fraction form
    75,674.84/104,430.32 = 41,682.64/x
  3. Step 3: Cross multiply
    75,674.84x = 104,430.32 × 41,682.64
  4. Step 4: Simplify right side
    75,674.84x = 4,352,931,433.64
  5. Step 5: Solve for x
    x = 4,352,931,433.64/75,674.84
  6. Step 6: Final answer
    x = 57,521.51

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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.