Home / 76,663.56-115,012.62-23,360.28

Finding the Fourth Proportional to 76,663.56, 115,012.62 and 23,360.28

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Solution

The fourth proportional to 76,663.56, 115,012.62 and 23,360.28 is: 35,045.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,663.56 : 115,012.62 = 23,360.28 : x
  2. Step 2: Convert to fraction form
    76,663.56/115,012.62 = 23,360.28/x
  3. Step 3: Cross multiply
    76,663.56x = 115,012.62 × 23,360.28
  4. Step 4: Simplify right side
    76,663.56x = 2,686,727,006.73
  5. Step 5: Solve for x
    x = 2,686,727,006.73/76,663.56
  6. Step 6: Final answer
    x = 35,045.69

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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.