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Finding the Fourth Proportional to 265,472.51, 366,341.67 and 162,279.45

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Solution

The fourth proportional to 265,472.51, 366,341.67 and 162,279.45 is: 223,939.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,472.51 : 366,341.67 = 162,279.45 : x
  2. Step 2: Convert to fraction form
    265,472.51/366,341.67 = 162,279.45/x
  3. Step 3: Cross multiply
    265,472.51x = 366,341.67 × 162,279.45
  4. Step 4: Simplify right side
    265,472.51x = 59,449,724,719.68
  5. Step 5: Solve for x
    x = 59,449,724,719.68/265,472.51
  6. Step 6: Final answer
    x = 223,939.29

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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.