Home / 104,223.39-143,827.70-56,476.73

Finding the Fourth Proportional to 104,223.39, 143,827.70 and 56,476.73

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Solution

The fourth proportional to 104,223.39, 143,827.70 and 56,476.73 is: 77,937.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,223.39 : 143,827.70 = 56,476.73 : x
  2. Step 2: Convert to fraction form
    104,223.39/143,827.70 = 56,476.73/x
  3. Step 3: Cross multiply
    104,223.39x = 143,827.70 × 56,476.73
  4. Step 4: Simplify right side
    104,223.39x = 8,122,917,177.90
  5. Step 5: Solve for x
    x = 8,122,917,177.90/104,223.39
  6. Step 6: Final answer
    x = 77,937.56

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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.