Home / 64,628.30-89,187.05-36,334.19

Finding the Fourth Proportional to 64,628.30, 89,187.05 and 36,334.19

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Solution

The fourth proportional to 64,628.30, 89,187.05 and 36,334.19 is: 50,141.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,628.30 : 89,187.05 = 36,334.19 : x
  2. Step 2: Convert to fraction form
    64,628.30/89,187.05 = 36,334.19/x
  3. Step 3: Cross multiply
    64,628.30x = 89,187.05 × 36,334.19
  4. Step 4: Simplify right side
    64,628.30x = 3,240,538,930.18
  5. Step 5: Solve for x
    x = 3,240,538,930.18/64,628.30
  6. Step 6: Final answer
    x = 50,141.18

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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.