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Finding the Fourth Proportional to 173,633.94, 239,645.55 and 102,013.94

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Solution

The fourth proportional to 173,633.94, 239,645.55 and 102,013.94 is: 140,797.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,633.94 : 239,645.55 = 102,013.94 : x
  2. Step 2: Convert to fraction form
    173,633.94/239,645.55 = 102,013.94/x
  3. Step 3: Cross multiply
    173,633.94x = 239,645.55 × 102,013.94
  4. Step 4: Simplify right side
    173,633.94x = 24,447,186,758.97
  5. Step 5: Solve for x
    x = 24,447,186,758.97/173,633.94
  6. Step 6: Final answer
    x = 140,797.28

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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.