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Finding the Fourth Proportional to 113,364.96, 169,970.48 and 63,479.36

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Solution

The fourth proportional to 113,364.96, 169,970.48 and 63,479.36 is: 95,175.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,364.96 : 169,970.48 = 63,479.36 : x
  2. Step 2: Convert to fraction form
    113,364.96/169,970.48 = 63,479.36/x
  3. Step 3: Cross multiply
    113,364.96x = 169,970.48 × 63,479.36
  4. Step 4: Simplify right side
    113,364.96x = 10,789,617,289.29
  5. Step 5: Solve for x
    x = 10,789,617,289.29/113,364.96
  6. Step 6: Final answer
    x = 95,175.95

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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.