Home / 75,746.21-104,517.54-45,524.30

Finding the Fourth Proportional to 75,746.21, 104,517.54 and 45,524.30

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Solution

The fourth proportional to 75,746.21, 104,517.54 and 45,524.30 is: 62,816.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,746.21 : 104,517.54 = 45,524.30 : x
  2. Step 2: Convert to fraction form
    75,746.21/104,517.54 = 45,524.30/x
  3. Step 3: Cross multiply
    75,746.21x = 104,517.54 × 45,524.30
  4. Step 4: Simplify right side
    75,746.21x = 4,758,087,323.63
  5. Step 5: Solve for x
    x = 4,758,087,323.63/75,746.21
  6. Step 6: Final answer
    x = 62,816.18

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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.