Home / 133,095.83-183,669.82-75,733.90

Finding the Fourth Proportional to 133,095.83, 183,669.82 and 75,733.90

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Solution

The fourth proportional to 133,095.83, 183,669.82 and 75,733.90 is: 104,511.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,095.83 : 183,669.82 = 75,733.90 : x
  2. Step 2: Convert to fraction form
    133,095.83/183,669.82 = 75,733.90/x
  3. Step 3: Cross multiply
    133,095.83x = 183,669.82 × 75,733.90
  4. Step 4: Simplify right side
    133,095.83x = 13,910,031,132.39
  5. Step 5: Solve for x
    x = 13,910,031,132.39/133,095.83
  6. Step 6: Final answer
    x = 104,511.40

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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.