Home / 170,641.16-255,932.58-45,953

Finding the Fourth Proportional to 170,641.16, 255,932.58 and 45,953

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Solution

The fourth proportional to 170,641.16, 255,932.58 and 45,953 is: 68,921.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,641.16 : 255,932.58 = 45,953 : x
  2. Step 2: Convert to fraction form
    170,641.16/255,932.58 = 45,953/x
  3. Step 3: Cross multiply
    170,641.16x = 255,932.58 × 45,953
  4. Step 4: Simplify right side
    170,641.16x = 11,760,869,848.74
  5. Step 5: Solve for x
    x = 11,760,869,848.74/170,641.16
  6. Step 6: Final answer
    x = 68,921.65

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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.