Home / 64,716.03-89,335.68-43,507.60

Finding the Fourth Proportional to 64,716.03, 89,335.68 and 43,507.60

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Solution

The fourth proportional to 64,716.03, 89,335.68 and 43,507.60 is: 60,059.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,716.03 : 89,335.68 = 43,507.60 : x
  2. Step 2: Convert to fraction form
    64,716.03/89,335.68 = 43,507.60/x
  3. Step 3: Cross multiply
    64,716.03x = 89,335.68 × 43,507.60
  4. Step 4: Simplify right side
    64,716.03x = 3,886,781,031.17
  5. Step 5: Solve for x
    x = 3,886,781,031.17/64,716.03
  6. Step 6: Final answer
    x = 60,059.02

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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.