Home / 63,072.63-87,035.78-34,777.71

Finding the Fourth Proportional to 63,072.63, 87,035.78 and 34,777.71

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Solution

The fourth proportional to 63,072.63, 87,035.78 and 34,777.71 is: 47,990.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,072.63 : 87,035.78 = 34,777.71 : x
  2. Step 2: Convert to fraction form
    63,072.63/87,035.78 = 34,777.71/x
  3. Step 3: Cross multiply
    63,072.63x = 87,035.78 × 34,777.71
  4. Step 4: Simplify right side
    63,072.63x = 3,026,905,203.41
  5. Step 5: Solve for x
    x = 3,026,905,203.41/63,072.63
  6. Step 6: Final answer
    x = 47,990.79

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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.