Home / 114,747.10-158,343.33-66,345.37

Finding the Fourth Proportional to 114,747.10, 158,343.33 and 66,345.37

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Solution

The fourth proportional to 114,747.10, 158,343.33 and 66,345.37 is: 91,552.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,747.10 : 158,343.33 = 66,345.37 : x
  2. Step 2: Convert to fraction form
    114,747.10/158,343.33 = 66,345.37/x
  3. Step 3: Cross multiply
    114,747.10x = 158,343.33 × 66,345.37
  4. Step 4: Simplify right side
    114,747.10x = 10,505,346,420.02
  5. Step 5: Solve for x
    x = 10,505,346,420.02/114,747.10
  6. Step 6: Final answer
    x = 91,552.18

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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.