Home / 64,816.25-89,453.63-40,941.77

Finding the Fourth Proportional to 64,816.25, 89,453.63 and 40,941.77

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Solution

The fourth proportional to 64,816.25, 89,453.63 and 40,941.77 is: 56,504.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,816.25 : 89,453.63 = 40,941.77 : x
  2. Step 2: Convert to fraction form
    64,816.25/89,453.63 = 40,941.77/x
  3. Step 3: Cross multiply
    64,816.25x = 89,453.63 × 40,941.77
  4. Step 4: Simplify right side
    64,816.25x = 3,662,389,600.21
  5. Step 5: Solve for x
    x = 3,662,389,600.21/64,816.25
  6. Step 6: Final answer
    x = 56,504.19

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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.