Home / 170,026.36-255,053.81-51,698.72

Finding the Fourth Proportional to 170,026.36, 255,053.81 and 51,698.72

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Solution

The fourth proportional to 170,026.36, 255,053.81 and 51,698.72 is: 77,552.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,026.36 : 255,053.81 = 51,698.72 : x
  2. Step 2: Convert to fraction form
    170,026.36/255,053.81 = 51,698.72/x
  3. Step 3: Cross multiply
    170,026.36x = 255,053.81 × 51,698.72
  4. Step 4: Simplify right side
    170,026.36x = 13,185,955,508.12
  5. Step 5: Solve for x
    x = 13,185,955,508.12/170,026.36
  6. Step 6: Final answer
    x = 77,552.42

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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.