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Finding the Fourth Proportional to 177,273.08, 265,840.19 and 61,838.40

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Solution

The fourth proportional to 177,273.08, 265,840.19 and 61,838.40 is: 92,733.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,273.08 : 265,840.19 = 61,838.40 : x
  2. Step 2: Convert to fraction form
    177,273.08/265,840.19 = 61,838.40/x
  3. Step 3: Cross multiply
    177,273.08x = 265,840.19 × 61,838.40
  4. Step 4: Simplify right side
    177,273.08x = 16,439,132,005.30
  5. Step 5: Solve for x
    x = 16,439,132,005.30/177,273.08
  6. Step 6: Final answer
    x = 92,733.38

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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.