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Finding the Fourth Proportional to 170,181, 255,388.14 and 59,373

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Solution

The fourth proportional to 170,181, 255,388.14 and 59,373 is: 89,100.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,181 : 255,388.14 = 59,373 : x
  2. Step 2: Convert to fraction form
    170,181/255,388.14 = 59,373/x
  3. Step 3: Cross multiply
    170,181x = 255,388.14 × 59,373
  4. Step 4: Simplify right side
    170,181x = 15,163,160,036.22
  5. Step 5: Solve for x
    x = 15,163,160,036.22/170,181
  6. Step 6: Final answer
    x = 89,100.19

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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.