Home / 114,961,358.12-158,622,991.56-66,059,338.28

Finding the Fourth Proportional to 114,961,358.12, 158,622,991.56 and 66,059,338.28

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Solution

The fourth proportional to 114,961,358.12, 158,622,991.56 and 66,059,338.28 is: 91,148,278.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,961,358.12 : 158,622,991.56 = 66,059,338.28 : x
  2. Step 2: Convert to fraction form
    114,961,358.12/158,622,991.56 = 66,059,338.28/x
  3. Step 3: Cross multiply
    114,961,358.12x = 158,622,991.56 × 66,059,338.28
  4. Step 4: Simplify right side
    114,961,358.12x = 10,478,529,858,447,626
  5. Step 5: Solve for x
    x = 10,478,529,858,447,626/114,961,358.12
  6. Step 6: Final answer
    x = 91,148,278.25

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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.