Home / 93,874.41-129,548.03-56,141.37

Finding the Fourth Proportional to 93,874.41, 129,548.03 and 56,141.37

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Solution

The fourth proportional to 93,874.41, 129,548.03 and 56,141.37 is: 77,475.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,874.41 : 129,548.03 = 56,141.37 : x
  2. Step 2: Convert to fraction form
    93,874.41/129,548.03 = 56,141.37/x
  3. Step 3: Cross multiply
    93,874.41x = 129,548.03 × 56,141.37
  4. Step 4: Simplify right side
    93,874.41x = 7,273,003,604.29
  5. Step 5: Solve for x
    x = 7,273,003,604.29/93,874.41
  6. Step 6: Final answer
    x = 77,475.89

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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.