Home / 140,776.43-211,142.64-46,005.86

Finding the Fourth Proportional to 140,776.43, 211,142.64 and 46,005.86

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Solution

The fourth proportional to 140,776.43, 211,142.64 and 46,005.86 is: 69,001.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,776.43 : 211,142.64 = 46,005.86 : x
  2. Step 2: Convert to fraction form
    140,776.43/211,142.64 = 46,005.86/x
  3. Step 3: Cross multiply
    140,776.43x = 211,142.64 × 46,005.86
  4. Step 4: Simplify right side
    140,776.43x = 9,713,798,505.84
  5. Step 5: Solve for x
    x = 9,713,798,505.84/140,776.43
  6. Step 6: Final answer
    x = 69,001.60

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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.