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Finding the Fourth Proportional to 176,636.54, 265,490.10 and 116,868.87

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Solution

The fourth proportional to 176,636.54, 265,490.10 and 116,868.87 is: 175,657.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,636.54 : 265,490.10 = 116,868.87 : x
  2. Step 2: Convert to fraction form
    176,636.54/265,490.10 = 116,868.87/x
  3. Step 3: Cross multiply
    176,636.54x = 265,490.10 × 116,868.87
  4. Step 4: Simplify right side
    176,636.54x = 31,027,527,983.19
  5. Step 5: Solve for x
    x = 31,027,527,983.19/176,636.54
  6. Step 6: Final answer
    x = 175,657.48

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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.