Home / 185,427.82-255,857.02-103,757.71

Finding the Fourth Proportional to 185,427.82, 255,857.02 and 103,757.71

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Solution

The fourth proportional to 185,427.82, 255,857.02 and 103,757.71 is: 143,166.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,427.82 : 255,857.02 = 103,757.71 : x
  2. Step 2: Convert to fraction form
    185,427.82/255,857.02 = 103,757.71/x
  3. Step 3: Cross multiply
    185,427.82x = 255,857.02 × 103,757.71
  4. Step 4: Simplify right side
    185,427.82x = 26,547,138,482.62
  5. Step 5: Solve for x
    x = 26,547,138,482.62/185,427.82
  6. Step 6: Final answer
    x = 143,166.97

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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.