Home / 64,243.06-96,364.29-42,850.56

Finding the Fourth Proportional to 64,243.06, 96,364.29 and 42,850.56

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Solution

The fourth proportional to 64,243.06, 96,364.29 and 42,850.56 is: 64,275.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,243.06 : 96,364.29 = 42,850.56 : x
  2. Step 2: Convert to fraction form
    64,243.06/96,364.29 = 42,850.56/x
  3. Step 3: Cross multiply
    64,243.06x = 96,364.29 × 42,850.56
  4. Step 4: Simplify right side
    64,243.06x = 4,129,263,094.43
  5. Step 5: Solve for x
    x = 4,129,263,094.43/64,243.06
  6. Step 6: Final answer
    x = 64,275.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.