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Finding the Fourth Proportional to 170,713.40, 235,584.48 and 94,232.48

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Solution

The fourth proportional to 170,713.40, 235,584.48 and 94,232.48 is: 130,040.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,713.40 : 235,584.48 = 94,232.48 : x
  2. Step 2: Convert to fraction form
    170,713.40/235,584.48 = 94,232.48/x
  3. Step 3: Cross multiply
    170,713.40x = 235,584.48 × 94,232.48
  4. Step 4: Simplify right side
    170,713.40x = 22,199,709,799.91
  5. Step 5: Solve for x
    x = 22,199,709,799.91/170,713.40
  6. Step 6: Final answer
    x = 130,040.82

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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.