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Finding the Fourth Proportional to 163,881.80, 245,740.37 and 95,515.36

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Solution

The fourth proportional to 163,881.80, 245,740.37 and 95,515.36 is: 143,225.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,881.80 : 245,740.37 = 95,515.36 : x
  2. Step 2: Convert to fraction form
    163,881.80/245,740.37 = 95,515.36/x
  3. Step 3: Cross multiply
    163,881.80x = 245,740.37 × 95,515.36
  4. Step 4: Simplify right side
    163,881.80x = 23,471,979,907.08
  5. Step 5: Solve for x
    x = 23,471,979,907.08/163,881.80
  6. Step 6: Final answer
    x = 143,225.06

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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.