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Finding the Fourth Proportional to 80,547, 111,156.36 and 44,740.32

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Solution

The fourth proportional to 80,547, 111,156.36 and 44,740.32 is: 61,742.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,547 : 111,156.36 = 44,740.32 : x
  2. Step 2: Convert to fraction form
    80,547/111,156.36 = 44,740.32/x
  3. Step 3: Cross multiply
    80,547x = 111,156.36 × 44,740.32
  4. Step 4: Simplify right side
    80,547x = 4,973,171,116.44
  5. Step 5: Solve for x
    x = 4,973,171,116.44/80,547
  6. Step 6: Final answer
    x = 61,742.47

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.