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Finding the Fourth Proportional to 170,886.44, 235,822.50 and 94,405.56

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Solution

The fourth proportional to 170,886.44, 235,822.50 and 94,405.56 is: 130,279.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,886.44 : 235,822.50 = 94,405.56 : x
  2. Step 2: Convert to fraction form
    170,886.44/235,822.50 = 94,405.56/x
  3. Step 3: Cross multiply
    170,886.44x = 235,822.50 × 94,405.56
  4. Step 4: Simplify right side
    170,886.44x = 22,262,955,173.10
  5. Step 5: Solve for x
    x = 22,262,955,173.10/170,886.44
  6. Step 6: Final answer
    x = 130,279.24

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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.