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Finding the Fourth Proportional to 163,089.80, 244,634.70 and 44,779.40

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Solution

The fourth proportional to 163,089.80, 244,634.70 and 44,779.40 is: 67,169.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,089.80 : 244,634.70 = 44,779.40 : x
  2. Step 2: Convert to fraction form
    163,089.80/244,634.70 = 44,779.40/x
  3. Step 3: Cross multiply
    163,089.80x = 244,634.70 × 44,779.40
  4. Step 4: Simplify right side
    163,089.80x = 10,954,595,085.18
  5. Step 5: Solve for x
    x = 10,954,595,085.18/163,089.80
  6. Step 6: Final answer
    x = 67,169.10

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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.