Home / 64,622.04-89,177.64-36,327.75

Finding the Fourth Proportional to 64,622.04, 89,177.64 and 36,327.75

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Solution

The fourth proportional to 64,622.04, 89,177.64 and 36,327.75 is: 50,131.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,622.04 : 89,177.64 = 36,327.75 : x
  2. Step 2: Convert to fraction form
    64,622.04/89,177.64 = 36,327.75/x
  3. Step 3: Cross multiply
    64,622.04x = 89,177.64 × 36,327.75
  4. Step 4: Simplify right side
    64,622.04x = 3,239,623,011.51
  5. Step 5: Solve for x
    x = 3,239,623,011.51/64,622.04
  6. Step 6: Final answer
    x = 50,131.86

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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.