Home / 64,334.77-96,395.45-45,521.56

Finding the Fourth Proportional to 64,334.77, 96,395.45 and 45,521.56

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Solution

The fourth proportional to 64,334.77, 96,395.45 and 45,521.56 is: 68,206.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,334.77 : 96,395.45 = 45,521.56 : x
  2. Step 2: Convert to fraction form
    64,334.77/96,395.45 = 45,521.56/x
  3. Step 3: Cross multiply
    64,334.77x = 96,395.45 × 45,521.56
  4. Step 4: Simplify right side
    64,334.77x = 4,388,071,260.90
  5. Step 5: Solve for x
    x = 4,388,071,260.90/64,334.77
  6. Step 6: Final answer
    x = 68,206.84

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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.