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Finding the Fourth Proportional to 169,853.48, 234,392.10 and 94,400.36

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Solution

The fourth proportional to 169,853.48, 234,392.10 and 94,400.36 is: 130,269.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,853.48 : 234,392.10 = 94,400.36 : x
  2. Step 2: Convert to fraction form
    169,853.48/234,392.10 = 94,400.36/x
  3. Step 3: Cross multiply
    169,853.48x = 234,392.10 × 94,400.36
  4. Step 4: Simplify right side
    169,853.48x = 22,126,698,621.16
  5. Step 5: Solve for x
    x = 22,126,698,621.16/169,853.48
  6. Step 6: Final answer
    x = 130,269.33

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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.