Home / 77,306.04-115,992.36-41,760.28

Finding the Fourth Proportional to 77,306.04, 115,992.36 and 41,760.28

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Solution

The fourth proportional to 77,306.04, 115,992.36 and 41,760.28 is: 62,658.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,306.04 : 115,992.36 = 41,760.28 : x
  2. Step 2: Convert to fraction form
    77,306.04/115,992.36 = 41,760.28/x
  3. Step 3: Cross multiply
    77,306.04x = 115,992.36 × 41,760.28
  4. Step 4: Simplify right side
    77,306.04x = 4,843,873,431.46
  5. Step 5: Solve for x
    x = 4,843,873,431.46/77,306.04
  6. Step 6: Final answer
    x = 62,658.41

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1.5x scale

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.