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Finding the Fourth Proportional to 171,596.61, 236,802.65 and 96,144.93

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Solution

The fourth proportional to 171,596.61, 236,802.65 and 96,144.93 is: 132,679.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,596.61 : 236,802.65 = 96,144.93 : x
  2. Step 2: Convert to fraction form
    171,596.61/236,802.65 = 96,144.93/x
  3. Step 3: Cross multiply
    171,596.61x = 236,802.65 × 96,144.93
  4. Step 4: Simplify right side
    171,596.61x = 22,767,373,727.34
  5. Step 5: Solve for x
    x = 22,767,373,727.34/171,596.61
  6. Step 6: Final answer
    x = 132,679.62

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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.