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Finding the Fourth Proportional to 169,752.87, 234,155.16 and 100,795.59

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Solution

The fourth proportional to 169,752.87, 234,155.16 and 100,795.59 is: 139,036.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,752.87 : 234,155.16 = 100,795.59 : x
  2. Step 2: Convert to fraction form
    169,752.87/234,155.16 = 100,795.59/x
  3. Step 3: Cross multiply
    169,752.87x = 234,155.16 × 100,795.59
  4. Step 4: Simplify right side
    169,752.87x = 23,601,807,503.74
  5. Step 5: Solve for x
    x = 23,601,807,503.74/169,752.87
  6. Step 6: Final answer
    x = 139,036.28

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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.