Home / 64,824.19-89,481.98-43,615.76

Finding the Fourth Proportional to 64,824.19, 89,481.98 and 43,615.76

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Solution

The fourth proportional to 64,824.19, 89,481.98 and 43,615.76 is: 60,206.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,824.19 : 89,481.98 = 43,615.76 : x
  2. Step 2: Convert to fraction form
    64,824.19/89,481.98 = 43,615.76/x
  3. Step 3: Cross multiply
    64,824.19x = 89,481.98 × 43,615.76
  4. Step 4: Simplify right side
    64,824.19x = 3,902,824,225.63
  5. Step 5: Solve for x
    x = 3,902,824,225.63/64,824.19
  6. Step 6: Final answer
    x = 60,206.30

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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.