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Finding the Fourth Proportional to 171,387.84, 256,924.32 and 59,041.34

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Solution

The fourth proportional to 171,387.84, 256,924.32 and 59,041.34 is: 88,507.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,387.84 : 256,924.32 = 59,041.34 : x
  2. Step 2: Convert to fraction form
    171,387.84/256,924.32 = 59,041.34/x
  3. Step 3: Cross multiply
    171,387.84x = 256,924.32 × 59,041.34
  4. Step 4: Simplify right side
    171,387.84x = 15,169,156,131.39
  5. Step 5: Solve for x
    x = 15,169,156,131.39/171,387.84
  6. Step 6: Final answer
    x = 88,507.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.