Home / 133,625.34-184,402.66-72,371.34

Finding the Fourth Proportional to 133,625.34, 184,402.66 and 72,371.34

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Solution

The fourth proportional to 133,625.34, 184,402.66 and 72,371.34 is: 99,872.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,625.34 : 184,402.66 = 72,371.34 : x
  2. Step 2: Convert to fraction form
    133,625.34/184,402.66 = 72,371.34/x
  3. Step 3: Cross multiply
    133,625.34x = 184,402.66 × 72,371.34
  4. Step 4: Simplify right side
    133,625.34x = 13,345,467,603.76
  5. Step 5: Solve for x
    x = 13,345,467,603.76/133,625.34
  6. Step 6: Final answer
    x = 99,872.28

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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.