Home / 117,384.33-176,090.19-42,539.73

Finding the Fourth Proportional to 117,384.33, 176,090.19 and 42,539.73

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Solution

The fourth proportional to 117,384.33, 176,090.19 and 42,539.73 is: 63,814.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,384.33 : 176,090.19 = 42,539.73 : x
  2. Step 2: Convert to fraction form
    117,384.33/176,090.19 = 42,539.73/x
  3. Step 3: Cross multiply
    117,384.33x = 176,090.19 × 42,539.73
  4. Step 4: Simplify right side
    117,384.33x = 7,490,829,138.25
  5. Step 5: Solve for x
    x = 7,490,829,138.25/117,384.33
  6. Step 6: Final answer
    x = 63,814.56

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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.