Home / 171,384.36-257,073.78-46,725.36

Finding the Fourth Proportional to 171,384.36, 257,073.78 and 46,725.36

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Solution

The fourth proportional to 171,384.36, 257,073.78 and 46,725.36 is: 70,087.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,384.36 : 257,073.78 = 46,725.36 : x
  2. Step 2: Convert to fraction form
    171,384.36/257,073.78 = 46,725.36/x
  3. Step 3: Cross multiply
    171,384.36x = 257,073.78 × 46,725.36
  4. Step 4: Simplify right side
    171,384.36x = 12,011,864,917.06
  5. Step 5: Solve for x
    x = 12,011,864,917.06/171,384.36
  6. Step 6: Final answer
    x = 70,087.29

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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.