Home / 176,894.05-264,936.85-138,856.74

Finding the Fourth Proportional to 176,894.05, 264,936.85 and 138,856.74

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Solution

The fourth proportional to 176,894.05, 264,936.85 and 138,856.74 is: 207,967.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,894.05 : 264,936.85 = 138,856.74 : x
  2. Step 2: Convert to fraction form
    176,894.05/264,936.85 = 138,856.74/x
  3. Step 3: Cross multiply
    176,894.05x = 264,936.85 × 138,856.74
  4. Step 4: Simplify right side
    176,894.05x = 36,788,267,296.87
  5. Step 5: Solve for x
    x = 36,788,267,296.87/176,894.05
  6. Step 6: Final answer
    x = 207,967.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.