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Finding the Fourth Proportional to 169,263.60, 233,608.64 and 97,629.64

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Solution

The fourth proportional to 169,263.60, 233,608.64 and 97,629.64 is: 134,743.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,263.60 : 233,608.64 = 97,629.64 : x
  2. Step 2: Convert to fraction form
    169,263.60/233,608.64 = 97,629.64/x
  3. Step 3: Cross multiply
    169,263.60x = 233,608.64 × 97,629.64
  4. Step 4: Simplify right side
    169,263.60x = 22,807,127,424.09
  5. Step 5: Solve for x
    x = 22,807,127,424.09/169,263.60
  6. Step 6: Final answer
    x = 134,743.25

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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.