Home / 263,842.49-364,102.94-142,983.77

Finding the Fourth Proportional to 263,842.49, 364,102.94 and 142,983.77

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Solution

The fourth proportional to 263,842.49, 364,102.94 and 142,983.77 is: 197,317.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,842.49 : 364,102.94 = 142,983.77 : x
  2. Step 2: Convert to fraction form
    263,842.49/364,102.94 = 142,983.77/x
  3. Step 3: Cross multiply
    263,842.49x = 364,102.94 × 142,983.77
  4. Step 4: Simplify right side
    263,842.49x = 52,060,811,980.07
  5. Step 5: Solve for x
    x = 52,060,811,980.07/263,842.49
  6. Step 6: Final answer
    x = 197,317.77

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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.