Home / 83,346.24-115,018.53-47,538.06

Finding the Fourth Proportional to 83,346.24, 115,018.53 and 47,538.06

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Solution

The fourth proportional to 83,346.24, 115,018.53 and 47,538.06 is: 65,602.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,346.24 : 115,018.53 = 47,538.06 : x
  2. Step 2: Convert to fraction form
    83,346.24/115,018.53 = 47,538.06/x
  3. Step 3: Cross multiply
    83,346.24x = 115,018.53 × 47,538.06
  4. Step 4: Simplify right side
    83,346.24x = 5,467,758,092.73
  5. Step 5: Solve for x
    x = 5,467,758,092.73/83,346.24
  6. Step 6: Final answer
    x = 65,602.94

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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.