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Finding the Fourth Proportional to 113,833.44, 170,870.40 and 63,956.16

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Solution

The fourth proportional to 113,833.44, 170,870.40 and 63,956.16 is: 96,001.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,833.44 : 170,870.40 = 63,956.16 : x
  2. Step 2: Convert to fraction form
    113,833.44/170,870.40 = 63,956.16/x
  3. Step 3: Cross multiply
    113,833.44x = 170,870.40 × 63,956.16
  4. Step 4: Simplify right side
    113,833.44x = 10,928,214,641.66
  5. Step 5: Solve for x
    x = 10,928,214,641.66/113,833.44
  6. Step 6: Final answer
    x = 96,001.80

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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.