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Finding the Fourth Proportional to 169,594.16, 234,039.72 and 94,142.48

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Solution

The fourth proportional to 169,594.16, 234,039.72 and 94,142.48 is: 129,916.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,594.16 : 234,039.72 = 94,142.48 : x
  2. Step 2: Convert to fraction form
    169,594.16/234,039.72 = 94,142.48/x
  3. Step 3: Cross multiply
    169,594.16x = 234,039.72 × 94,142.48
  4. Step 4: Simplify right side
    169,594.16x = 22,033,079,659.31
  5. Step 5: Solve for x
    x = 22,033,079,659.31/169,594.16
  6. Step 6: Final answer
    x = 129,916.50

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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.