Home / 76,439.43-114,535.38-46,767.33

Finding the Fourth Proportional to 76,439.43, 114,535.38 and 46,767.33

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Solution

The fourth proportional to 76,439.43, 114,535.38 and 46,767.33 is: 70,075.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,439.43 : 114,535.38 = 46,767.33 : x
  2. Step 2: Convert to fraction form
    76,439.43/114,535.38 = 46,767.33/x
  3. Step 3: Cross multiply
    76,439.43x = 114,535.38 × 46,767.33
  4. Step 4: Simplify right side
    76,439.43x = 5,356,513,913.14
  5. Step 5: Solve for x
    x = 5,356,513,913.14/76,439.43
  6. Step 6: Final answer
    x = 70,075.27

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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.