Home / 114,239.64-157,628.82-73,947.81

Finding the Fourth Proportional to 114,239.64, 157,628.82 and 73,947.81

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Solution

The fourth proportional to 114,239.64, 157,628.82 and 73,947.81 is: 102,033.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,239.64 : 157,628.82 = 73,947.81 : x
  2. Step 2: Convert to fraction form
    114,239.64/157,628.82 = 73,947.81/x
  3. Step 3: Cross multiply
    114,239.64x = 157,628.82 × 73,947.81
  4. Step 4: Simplify right side
    114,239.64x = 11,656,306,031.88
  5. Step 5: Solve for x
    x = 11,656,306,031.88/114,239.64
  6. Step 6: Final answer
    x = 102,033.81

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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.