Home / 133,560.30-184,307.49-73,129.84

Finding the Fourth Proportional to 133,560.30, 184,307.49 and 73,129.84

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Solution

The fourth proportional to 133,560.30, 184,307.49 and 73,129.84 is: 100,916.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,560.30 : 184,307.49 = 73,129.84 : x
  2. Step 2: Convert to fraction form
    133,560.30/184,307.49 = 73,129.84/x
  3. Step 3: Cross multiply
    133,560.30x = 184,307.49 × 73,129.84
  4. Step 4: Simplify right side
    133,560.30x = 13,478,377,254.50
  5. Step 5: Solve for x
    x = 13,478,377,254.50/133,560.30
  6. Step 6: Final answer
    x = 100,916.05

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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.