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Finding the Fourth Proportional to 169,422.44, 233,810.36 and 101,426.31

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Solution

The fourth proportional to 169,422.44, 233,810.36 and 101,426.31 is: 139,972.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,422.44 : 233,810.36 = 101,426.31 : x
  2. Step 2: Convert to fraction form
    169,422.44/233,810.36 = 101,426.31/x
  3. Step 3: Cross multiply
    169,422.44x = 233,810.36 × 101,426.31
  4. Step 4: Simplify right side
    169,422.44x = 23,714,522,804.58
  5. Step 5: Solve for x
    x = 23,714,522,804.58/169,422.44
  6. Step 6: Final answer
    x = 139,972.74

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1.5x scale

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.