Home / 102,816.56-153,849.26-60,716.54

Finding the Fourth Proportional to 102,816.56, 153,849.26 and 60,716.54

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Solution

The fourth proportional to 102,816.56, 153,849.26 and 60,716.54 is: 90,853.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,816.56 : 153,849.26 = 60,716.54 : x
  2. Step 2: Convert to fraction form
    102,816.56/153,849.26 = 60,716.54/x
  3. Step 3: Cross multiply
    102,816.56x = 153,849.26 × 60,716.54
  4. Step 4: Simplify right side
    102,816.56x = 9,341,194,748.76
  5. Step 5: Solve for x
    x = 9,341,194,748.76/102,816.56
  6. Step 6: Final answer
    x = 90,853.02

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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.