Home / 185,282.29-255,595.26-117,184.78

Finding the Fourth Proportional to 185,282.29, 255,595.26 and 117,184.78

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Solution

The fourth proportional to 185,282.29, 255,595.26 and 117,184.78 is: 161,655.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,282.29 : 255,595.26 = 117,184.78 : x
  2. Step 2: Convert to fraction form
    185,282.29/255,595.26 = 117,184.78/x
  3. Step 3: Cross multiply
    185,282.29x = 255,595.26 × 117,184.78
  4. Step 4: Simplify right side
    185,282.29x = 29,951,874,312.14
  5. Step 5: Solve for x
    x = 29,951,874,312.14/185,282.29
  6. Step 6: Final answer
    x = 161,655.35

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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.