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Finding the Fourth Proportional to 76,255.82, 105,207.82 and 46,029.65

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Solution

The fourth proportional to 76,255.82, 105,207.82 and 46,029.65 is: 63,505.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,255.82 : 105,207.82 = 46,029.65 : x
  2. Step 2: Convert to fraction form
    76,255.82/105,207.82 = 46,029.65/x
  3. Step 3: Cross multiply
    76,255.82x = 105,207.82 × 46,029.65
  4. Step 4: Simplify right side
    76,255.82x = 4,842,679,131.86
  5. Step 5: Solve for x
    x = 4,842,679,131.86/76,255.82
  6. Step 6: Final answer
    x = 63,505.70

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1.5x scale

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.