Home / 76,040.91-104,927.29-42,044.81

Finding the Fourth Proportional to 76,040.91, 104,927.29 and 42,044.81

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Solution

The fourth proportional to 76,040.91, 104,927.29 and 42,044.81 is: 58,016.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,040.91 : 104,927.29 = 42,044.81 : x
  2. Step 2: Convert to fraction form
    76,040.91/104,927.29 = 42,044.81/x
  3. Step 3: Cross multiply
    76,040.91x = 104,927.29 × 42,044.81
  4. Step 4: Simplify right side
    76,040.91x = 4,411,647,342.12
  5. Step 5: Solve for x
    x = 4,411,647,342.12/76,040.91
  6. Step 6: Final answer
    x = 58,016.76

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1.5x scale

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.